Reimplement C++ logging (#1313)

* Add direct support for formatting Objective-C objects
* Rewrite log.h
* Convert FSTWarn to LOG_WARN
* Convert FSTLog to LOG_DEBUG
* Remove FSTLogger

1 files changed, 6 insertions, 6 deletions

diff --git a/Firestore/Source/Remote/FSTOnlineStateTracker.mm b/Firestore/Source/Remote/FSTOnlineStateTracker.mm
index e782397..e512a3c 100644
--- a/Firestore/Source/Remote/FSTOnlineStateTracker.mm
+++ b/Firestore/Source/Remote/FSTOnlineStateTracker.mm
@@ -18,7 +18,8 @@
 #import "Firestore/Source/Remote/FSTRemoteStore.h"
 #import "Firestore/Source/Util/FSTAssert.h"
 #import "Firestore/Source/Util/FSTDispatchQueue.h"
-#import "Firestore/Source/Util/FSTLogger.h"
+
+#include "Firestore/core/src/firebase/firestore/util/log.h"
 
 NS_ASSUME_NONNULL_BEGIN
 
@@ -83,10 +84,9 @@ static const NSTimeInterval kOnlineStateTimeout = 10;
                        FSTAssert(
                            self.state == FSTOnlineStateUnknown,
                            @"Timer should be canceled if we transitioned to a different state.");
-                       FSTLog(
-                           @"Watch stream didn't reach Online or Offline within %f seconds. "
-                           @"Considering "
-                            "client offline.",
+                       LOG_DEBUG(
+                           "Watch stream didn't reach Online or Offline within %s seconds. "
+                           "Considering client offline.",
                            kOnlineStateTimeout);
                        [self logClientOfflineWarningIfNecessary];
                        [self setAndBroadcastState:FSTOnlineStateOffline];
@@ -138,7 +138,7 @@ static const NSTimeInterval kOnlineStateTimeout = 10;
 
 - (void)logClientOfflineWarningIfNecessary {
   if (self.shouldWarnClientIsOffline) {
-    FSTWarn(@"Could not reach Firestore backend.");
+    LOG_WARN("Could not reach Firestore backend.");
     self.shouldWarnClientIsOffline = NO;
   }
 }