--- /dev/null
+/*
+ * Copyright 2017 Google
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#import <Foundation/Foundation.h>
+
+#include "FIRErrorCode.h"
+
+extern NSString *const kFirebaseErrorDomain;
+extern NSString *const kFirebaseAdMobErrorDomain;
+extern NSString *const kFirebaseAppInviteErrorDomain;
+extern NSString *const kFirebaseAuthErrorDomain;
+extern NSString *const kFirebaseCloudMessagingErrorDomain;
+extern NSString *const kFirebaseConfigErrorDomain;
+extern NSString *const kFirebaseCoreErrorDomain;
+extern NSString *const kFirebaseCrashReportingErrorDomain;
+extern NSString *const kFirebaseDatabaseErrorDomain;
+extern NSString *const kFirebaseDurableDeepLinkErrorDomain;
+extern NSString *const kFirebaseInstanceIDErrorDomain;
+extern NSString *const kFirebasePerfErrorDomain;
+extern NSString *const kFirebaseStorageErrorDomain;