Fix API availability warnings for NSURLSessionTaskMetrics (#4516)

* Fix API availability warnings for NSURLSessionTaskMetrics

* Fix API availability warnings for NSURLSessionTaskMetrics

AFNetworking/AFCompatibilityMacros.h

@@ -22,10 +22,16 @@
 #ifndef AFCompatibilityMacros_h
 #define AFCompatibilityMacros_h
 
+#ifdef API_AVAILABLE
+    #define AF_API_AVAILABLE(...) API_AVAILABLE(__VA_ARGS__)
+#else
+    #define AF_API_AVAILABLE(...)
+#endif // API_AVAILABLE
+
 #ifdef API_UNAVAILABLE
-    #define AF_API_UNAVAILABLE(x) API_UNAVAILABLE(x)
+    #define AF_API_UNAVAILABLE(...) API_UNAVAILABLE(__VA_ARGS__)
 #else
-    #define AF_API_UNAVAILABLE(x)
+    #define AF_API_UNAVAILABLE(...)
 #endif // API_UNAVAILABLE
 
 #if __has_warning("-Wunguarded-availability-new")

AFNetworking/AFURLSessionManager.h

@@ -392,7 +392,7 @@ NS_ASSUME_NONNULL_BEGIN
  @param block A block object to be executed when a session task is completed. The block has no return value, and takes three arguments: the session, the task, and any metrics that were collected in the process of executing the task.
  */
 #if AF_CAN_INCLUDE_SESSION_TASK_METRICS
-- (void)setTaskDidFinishCollectingMetricsBlock:(nullable void (^)(NSURLSession *session, NSURLSessionTask *task, NSURLSessionTaskMetrics * _Nullable metrics))block;
+- (void)setTaskDidFinishCollectingMetricsBlock:(nullable void (^)(NSURLSession *session, NSURLSessionTask *task, NSURLSessionTaskMetrics * _Nullable metrics))block AF_API_AVAILABLE(ios(10), macosx(10.12), watchos(3), tvos(10));
 #endif
 ///-------------------------------------------
 /// @name Setting Data Task Delegate Callbacks

AFNetworking/AFURLSessionManager.m

@@ -99,7 +99,7 @@ typedef NSInputStream * (^AFURLSessionTaskNeedNewBodyStreamBlock)(NSURLSession *
 typedef void (^AFURLSessionTaskDidSendBodyDataBlock)(NSURLSession *session, NSURLSessionTask *task, int64_t bytesSent, int64_t totalBytesSent, int64_t totalBytesExpectedToSend);
 typedef void (^AFURLSessionTaskDidCompleteBlock)(NSURLSession *session, NSURLSessionTask *task, NSError *error);
 #if AF_CAN_INCLUDE_SESSION_TASK_METRICS
-typedef void (^AFURLSessionTaskDidFinishCollectingMetricsBlock)(NSURLSession *session, NSURLSessionTask *task, NSURLSessionTaskMetrics * metrics);
+typedef void (^AFURLSessionTaskDidFinishCollectingMetricsBlock)(NSURLSession *session, NSURLSessionTask *task, NSURLSessionTaskMetrics * metrics) AF_API_AVAILABLE(ios(10), macosx(10.12), watchos(3), tvos(10));
 #endif
 
 typedef NSURLSessionResponseDisposition (^AFURLSessionDataTaskDidReceiveResponseBlock)(NSURLSession *session, NSURLSessionDataTask *dataTask, NSURLResponse *response);
@@ -125,7 +125,7 @@ typedef void (^AFURLSessionTaskCompletionHandler)(NSURLResponse *response, id re
 @property (nonatomic, strong) NSProgress *downloadProgress;
 @property (nonatomic, copy) NSURL *downloadFileURL;
 #if AF_CAN_INCLUDE_SESSION_TASK_METRICS
-@property (nonatomic, strong) NSURLSessionTaskMetrics *sessionTaskMetrics;
+@property (nonatomic, strong) NSURLSessionTaskMetrics *sessionTaskMetrics AF_API_AVAILABLE(ios(10), macosx(10.12), watchos(3), tvos(10));
 #endif
 @property (nonatomic, copy) AFURLSessionDownloadTaskDidFinishDownloadingBlock downloadTaskDidFinishDownloading;
 @property (nonatomic, copy) AFURLSessionTaskProgressBlock uploadProgressBlock;
@@ -276,7 +276,7 @@ didCompleteWithError:(NSError *)error
 #if AF_CAN_INCLUDE_SESSION_TASK_METRICS
 - (void)URLSession:(NSURLSession *)session
               task:(NSURLSessionTask *)task
-didFinishCollectingMetrics:(NSURLSessionTaskMetrics *)metrics {
+didFinishCollectingMetrics:(NSURLSessionTaskMetrics *)metrics AF_API_AVAILABLE(ios(10), macosx(10.12), watchos(3), tvos(10)) {
     self.sessionTaskMetrics = metrics;
 }
 #endif
@@ -486,7 +486,7 @@ static NSString * const AFNSURLSessionTaskDidSuspendNotification = @"com.alamofi
 @property (readwrite, nonatomic, copy) AFURLSessionTaskDidSendBodyDataBlock taskDidSendBodyData;
 @property (readwrite, nonatomic, copy) AFURLSessionTaskDidCompleteBlock taskDidComplete;
 #if AF_CAN_INCLUDE_SESSION_TASK_METRICS
-@property (readwrite, nonatomic, copy) AFURLSessionTaskDidFinishCollectingMetricsBlock taskDidFinishCollectingMetrics;
+@property (readwrite, nonatomic, copy) AFURLSessionTaskDidFinishCollectingMetricsBlock taskDidFinishCollectingMetrics AF_API_AVAILABLE(ios(10), macosx(10.12), watchos(3), tvos(10));
 #endif
 @property (readwrite, nonatomic, copy) AFURLSessionDataTaskDidReceiveResponseBlock dataTaskDidReceiveResponse;
 @property (readwrite, nonatomic, copy) AFURLSessionDataTaskDidBecomeDownloadTaskBlock dataTaskDidBecomeDownloadTask;
@@ -916,7 +916,7 @@ static NSString * const AFNSURLSessionTaskDidSuspendNotification = @"com.alamofi
 }
 
 #if AF_CAN_INCLUDE_SESSION_TASK_METRICS
-- (void)setTaskDidFinishCollectingMetricsBlock:(void (^)(NSURLSession * _Nonnull, NSURLSessionTask * _Nonnull, NSURLSessionTaskMetrics * _Nullable))block {
+- (void)setTaskDidFinishCollectingMetricsBlock:(void (^)(NSURLSession * _Nonnull, NSURLSessionTask * _Nonnull, NSURLSessionTaskMetrics * _Nullable))block AF_API_AVAILABLE(ios(10), macosx(10.12), watchos(3), tvos(10)) {
     self.taskDidFinishCollectingMetrics = block;
 }
 #endif
@@ -1130,7 +1130,7 @@ didCompleteWithError:(NSError *)error
 #if AF_CAN_INCLUDE_SESSION_TASK_METRICS
 - (void)URLSession:(NSURLSession *)session
               task:(NSURLSessionTask *)task
-didFinishCollectingMetrics:(NSURLSessionTaskMetrics *)metrics
+didFinishCollectingMetrics:(NSURLSessionTaskMetrics *)metrics AF_API_AVAILABLE(ios(10), macosx(10.12), watchos(3), tvos(10))
 {
     AFURLSessionManagerTaskDelegate *delegate = [self delegateForTask:task];
     // Metrics may fire after URLSession:task:didCompleteWithError: is called, delegate may be nil