Handle error after phone auth linking (#422)

Handles possible errors after linking phone number.
Also sets anonymous ivar to NO if linking succeeded.

1 files changed, 6 insertions, 0 deletions

diff --git a/Firebase/Auth/Source/FIRUser.m b/Firebase/Auth/Source/FIRUser.m
index 0e56da4..d0e7e36 100644
--- a/Firebase/Auth/Source/FIRUser.m
+++ b/Firebase/Auth/Source/FIRUser.m
@@ -659,6 +659,12 @@ static void callInMainThreadWithAuthDataResultAndError(
       // Get account info to update cached user info.
       [self getAccountInfoRefreshingCache:^(FIRGetAccountInfoResponseUser *_Nullable user,
                                             NSError *_Nullable error) {
+        if (error) {
+          [self signOutIfTokenIsInvalidWithError:error];
+          completion(error);
+          return;
+        }
+        _anonymous = NO;
         if (![self updateKeychain:&error]) {
           completion(error);
           return;