Improvements

Author: protocol86

FirebaseAuthUI/FUIAuth.m

@@ -399,7 +399,7 @@ - (void)signInWithEmailHint:(NSString *)emailHint
  if (![emailHint isEqualToString:authResult.user.email]) {
  NSString *signedInEmail = authResult.user.email;
  NSString *title =
- [NSString stringWithFormat:@"Continue sign in with %@", signedInEmail];
+ [NSString stringWithFormat:@"Continue sign in with %@?", signedInEmail];
  NSString *message =
  [NSString stringWithFormat:@"You originally wanted to sign in with %@",
  emailHint];
@@ -408,10 +408,14 @@ - (void)signInWithEmailHint:(NSString *)emailHint
  actionTitle:@"Continue"
  presentingViewController:presentingViewController
  actionHandler:^{
- completion(authResult, nil, credential);
+ if (completion) {
+ completion(authResult, nil, credential);
+ }
  }
  cancelHandler:^{
- completion(nil, error, credential);
+ if (completion) {
+ completion(nil, error, credential);
+ }
  }];
  }
  }];