firebase · bstpierr · Dec 6, 2018 · Nov 22, 2018 · Nov 22, 2018 · Nov 23, 2018
diff --git a/FirebaseFunctions.podspec b/FirebaseFunctions.podspec
@@ -24,7 +24,8 @@ iOS SDK for Cloud Functions for Firebase.
   s.source_files = 'Functions/FirebaseFunctions/**/*'
   s.public_header_files = 'Functions/FirebaseFunctions/Public/*.h'
 
-  s.dependency 'FirebaseCore', '~> 5.0'
+  s.dependency 'FirebaseAuthInterop', '~> 1.0'
+  s.dependency 'FirebaseCore', '~> 5.1'
   s.dependency 'GTMSessionFetcher/Core', '~> 1.1'
 
   s.pod_target_xcconfig = {

diff --git a/Functions/Example/FirebaseFunctions.xcodeproj/project.pbxproj b/Functions/Example/FirebaseFunctions.xcodeproj/project.pbxproj
@@ -16,20 +16,21 @@
 		6003F5A7195388D20070C39A /* FIRViewController.m in Sources */ = {isa = PBXBuildFile; fileRef = 6003F5A6195388D20070C39A /* FIRViewController.m */; };
 		6003F5A9195388D20070C39A /* Images.xcassets in Resources */ = {isa = PBXBuildFile; fileRef = 6003F5A8195388D20070C39A /* Images.xcassets */; };
 		6003F5B0195388D20070C39A /* XCTest.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 6003F5AF195388D20070C39A /* XCTest.framework */; };
-		6003F5B1195388D20070C39A /* Foundation.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 6003F58D195388D20070C39A /* Foundation.framework */; };
-		6003F5B2195388D20070C39A /* UIKit.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 6003F591195388D20070C39A /* UIKit.framework */; };
 		6003F5BA195388D20070C39A /* InfoPlist.strings in Resources */ = {isa = PBXBuildFile; fileRef = 6003F5B8195388D20070C39A /* InfoPlist.strings */; };
 		6003F5BC195388D20070C39A /* FIRFunctionsTests.m in Sources */ = {isa = PBXBuildFile; fileRef = 6003F5BB195388D20070C39A /* FIRFunctionsTests.m */; };
 		71719F9F1E33DC2100824A3D /* LaunchScreen.storyboard in Resources */ = {isa = PBXBuildFile; fileRef = 71719F9D1E33DC2100824A3D /* LaunchScreen.storyboard */; };
 		7C58B03A1F1441F0005ED954 /* FUNSerializerTests.m in Sources */ = {isa = PBXBuildFile; fileRef = 7C58B0391F1441F0005ED954 /* FUNSerializerTests.m */; };
 		7CBFAA82205702AB00A65866 /* FIRIntegrationTests.m in Sources */ = {isa = PBXBuildFile; fileRef = 7C9BFD3F1F10A12F001A19ED /* FIRIntegrationTests.m */; };
 		7CBFAA86205702AB00A65866 /* XCTest.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 6003F5AF195388D20070C39A /* XCTest.framework */; };
-		7CBFAA87205702AB00A65866 /* UIKit.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 6003F591195388D20070C39A /* UIKit.framework */; };
-		7CBFAA88205702AB00A65866 /* Foundation.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 6003F58D195388D20070C39A /* Foundation.framework */; };
 		7CBFAA8B205702AB00A65866 /* InfoPlist.strings in Resources */ = {isa = PBXBuildFile; fileRef = 6003F5B8195388D20070C39A /* InfoPlist.strings */; };
 		7CF3BEC21F97EE2F00B16B6E /* FUNFakeInstanceID.m in Sources */ = {isa = PBXBuildFile; fileRef = 7CF3BEC01F97EE2F00B16B6E /* FUNFakeInstanceID.m */; };
 		7CF563091F1FE70600FEE1F4 /* FUNFakeApp.m in Sources */ = {isa = PBXBuildFile; fileRef = 7CF563081F1FE70600FEE1F4 /* FUNFakeApp.m */; };
 		873B8AEB1B1F5CCA007FD442 /* Main.storyboard in Resources */ = {isa = PBXBuildFile; fileRef = 873B8AEA1B1F5CCA007FD442 /* Main.storyboard */; };
+		C81A8BF721AC4F73008E79A5 /* UIKit.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 6003F591195388D20070C39A /* UIKit.framework */; };
+		C81A8BF821AC4F73008E79A5 /* UIKit.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 6003F591195388D20070C39A /* UIKit.framework */; };
+		C81A8BF921AC4F78008E79A5 /* Foundation.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 6003F58D195388D20070C39A /* Foundation.framework */; };
+		C81A8BFA21AC4F78008E79A5 /* Foundation.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 6003F58D195388D20070C39A /* Foundation.framework */; };
+		C88B727621A73B98005A178E /* FIRAuthInteropFake.m in Sources */ = {isa = PBXBuildFile; fileRef = C88B727221A73B52005A178E /* FIRAuthInteropFake.m */; };
 /* End PBXBuildFile section */
 
 /* Begin PBXContainerItemProxy section */
@@ -77,6 +78,8 @@
 		7CF563081F1FE70600FEE1F4 /* FUNFakeApp.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = FUNFakeApp.m; sourceTree = "<group>"; };
 		7CF5630A1F1FE76700FEE1F4 /* FUNFakeApp.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = FUNFakeApp.h; sourceTree = "<group>"; };
 		873B8AEA1B1F5CCA007FD442 /* Main.storyboard */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = file.storyboard; name = Main.storyboard; path = Base.lproj/Main.storyboard; sourceTree = "<group>"; };
+		C88B727121A73B51005A178E /* FIRAuthInteropFake.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = FIRAuthInteropFake.h; path = ../../../Example/Shared/FIRAuthInteropFake.h; sourceTree = "<group>"; };
+		C88B727221A73B52005A178E /* FIRAuthInteropFake.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; name = FIRAuthInteropFake.m; path = ../../../Example/Shared/FIRAuthInteropFake.m; sourceTree = "<group>"; };
 		E0A8D570636E99E7C3396DF8 /* README.md */ = {isa = PBXFileReference; includeInIndex = 1; lastKnownFileType = net.daringfireball.markdown; name = README.md; path = ../README.md; sourceTree = "<group>"; };
 		F1F2A7C03C10A3A03F9502B8 /* LICENSE */ = {isa = PBXFileReference; includeInIndex = 1; lastKnownFileType = text; name = LICENSE; path = ../LICENSE; sourceTree = "<group>"; };
 /* End PBXFileReference section */
@@ -97,8 +100,8 @@
 			buildActionMask = 2147483647;
 			files = (
 				6003F5B0195388D20070C39A /* XCTest.framework in Frameworks */,
-				6003F5B2195388D20070C39A /* UIKit.framework in Frameworks */,
-				6003F5B1195388D20070C39A /* Foundation.framework in Frameworks */,
+				C81A8BF821AC4F73008E79A5 /* UIKit.framework in Frameworks */,
+				C81A8BFA21AC4F78008E79A5 /* Foundation.framework in Frameworks */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
@@ -107,8 +110,8 @@
 			buildActionMask = 2147483647;
 			files = (
 				7CBFAA86205702AB00A65866 /* XCTest.framework in Frameworks */,
-				7CBFAA87205702AB00A65866 /* UIKit.framework in Frameworks */,
-				7CBFAA88205702AB00A65866 /* Foundation.framework in Frameworks */,
+				C81A8BF721AC4F73008E79A5 /* UIKit.framework in Frameworks */,
+				C81A8BF921AC4F78008E79A5 /* Foundation.framework in Frameworks */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
@@ -207,6 +210,8 @@
 		7C70065B20572C1B007A5573 /* TestUtils */ = {
 			isa = PBXGroup;
 			children = (
+				C88B727121A73B51005A178E /* FIRAuthInteropFake.h */,
+				C88B727221A73B52005A178E /* FIRAuthInteropFake.m */,
 				7CF5630A1F1FE76700FEE1F4 /* FUNFakeApp.h */,
 				7CF563081F1FE70600FEE1F4 /* FUNFakeApp.m */,
 				7CF3BEC11F97EE2F00B16B6E /* FUNFakeInstanceID.h */,
@@ -351,6 +356,7 @@
 			files = (
 				7CF563091F1FE70600FEE1F4 /* FUNFakeApp.m in Sources */,
 				6003F59E195388D20070C39A /* FIRAppDelegate.m in Sources */,
+				C88B727621A73B98005A178E /* FIRAuthInteropFake.m in Sources */,
 				6003F5A7195388D20070C39A /* FIRViewController.m in Sources */,
 				7CF3BEC21F97EE2F00B16B6E /* FUNFakeInstanceID.m in Sources */,
 				6003F59A195388D20070C39A /* main.m in Sources */,
@@ -420,7 +426,6 @@
 		6003F5BD195388D20070C39A /* Debug */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
-				ALWAYS_SEARCH_USER_PATHS = NO;
 				CLANG_CXX_LANGUAGE_STANDARD = "gnu++0x";
 				CLANG_CXX_LIBRARY = "libc++";
 				CLANG_ENABLE_MODULES = YES;
@@ -450,6 +455,10 @@
 				GCC_WARN_UNINITIALIZED_AUTOS = YES_AGGRESSIVE;
 				GCC_WARN_UNUSED_FUNCTION = YES;
 				GCC_WARN_UNUSED_VARIABLE = YES;
+				HEADER_SEARCH_PATHS = (
+					"$(inherited)",
+					"$(SRCROOT)/../FirebaseFunctions",
+				);
 				IPHONEOS_DEPLOYMENT_TARGET = 8.3;
 				ONLY_ACTIVE_ARCH = YES;
 				SDKROOT = iphoneos;
@@ -460,7 +469,6 @@
 		6003F5BE195388D20070C39A /* Release */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
-				ALWAYS_SEARCH_USER_PATHS = NO;
 				CLANG_CXX_LANGUAGE_STANDARD = "gnu++0x";
 				CLANG_CXX_LIBRARY = "libc++";
 				CLANG_ENABLE_MODULES = YES;
@@ -483,6 +491,10 @@
 				GCC_WARN_UNINITIALIZED_AUTOS = YES_AGGRESSIVE;
 				GCC_WARN_UNUSED_FUNCTION = YES;
 				GCC_WARN_UNUSED_VARIABLE = YES;
+				HEADER_SEARCH_PATHS = (
+					"$(inherited)",
+					"$(SRCROOT)/../FirebaseFunctions",
+				);
 				IPHONEOS_DEPLOYMENT_TARGET = 8.3;
 				SDKROOT = iphoneos;
 				TARGETED_DEVICE_FAMILY = "1,2";
@@ -528,17 +540,16 @@
 			isa = XCBuildConfiguration;
 			buildSettings = {
 				BUNDLE_LOADER = "$(TEST_HOST)";
-				FRAMEWORK_SEARCH_PATHS = (
-					"$(SDKROOT)/Developer/Library/Frameworks",
-					"$(inherited)",
-					"$(DEVELOPER_FRAMEWORKS_DIR)",
-				);
 				GCC_PRECOMPILE_PREFIX_HEADER = NO;
 				GCC_PREPROCESSOR_DEFINITIONS = (
 					"DEBUG=1",
 					"$(inherited)",
 				);
-				HEADER_SEARCH_PATHS = "$(SRCROOT)/../FirebaseFunctions";
+				HEADER_SEARCH_PATHS = (
+					"$(inherited)",
+					"\"${PODS_ROOT}/Headers/Public\"/**",
+					"\"$(SRCROOT)/../FirebaseFunctions\"/**",
+				);
 				INFOPLIST_FILE = "Tests/Tests-Info.plist";
 				PRODUCT_BUNDLE_IDENTIFIER = "org.cocoapods.demo.${PRODUCT_NAME:rfc1034identifier}";
 				PRODUCT_NAME = "$(TARGET_NAME)";
@@ -551,13 +562,12 @@
 			isa = XCBuildConfiguration;
 			buildSettings = {
 				BUNDLE_LOADER = "$(TEST_HOST)";
-				FRAMEWORK_SEARCH_PATHS = (
-					"$(SDKROOT)/Developer/Library/Frameworks",
+				GCC_PRECOMPILE_PREFIX_HEADER = NO;
+				HEADER_SEARCH_PATHS = (
 					"$(inherited)",
-					"$(DEVELOPER_FRAMEWORKS_DIR)",
+					"\"${PODS_ROOT}/Headers/Public\"/**",
+					"\"$(SRCROOT)/../FirebaseFunctions\"/**",
 				);
-				GCC_PRECOMPILE_PREFIX_HEADER = NO;
-				HEADER_SEARCH_PATHS = "$(SRCROOT)/../FirebaseFunctions";
 				INFOPLIST_FILE = "Tests/Tests-Info.plist";
 				PRODUCT_BUNDLE_IDENTIFIER = "org.cocoapods.demo.${PRODUCT_NAME:rfc1034identifier}";
 				PRODUCT_NAME = "$(TARGET_NAME)";
@@ -570,17 +580,16 @@
 			isa = XCBuildConfiguration;
 			buildSettings = {
 				BUNDLE_LOADER = "$(TEST_HOST)";
-				FRAMEWORK_SEARCH_PATHS = (
-					"$(SDKROOT)/Developer/Library/Frameworks",
-					"$(inherited)",
-					"$(DEVELOPER_FRAMEWORKS_DIR)",
-				);
 				GCC_PRECOMPILE_PREFIX_HEADER = NO;
 				GCC_PREPROCESSOR_DEFINITIONS = (
 					"DEBUG=1",
 					"$(inherited)",
 				);
-				HEADER_SEARCH_PATHS = "$(SRCROOT)/../FirebaseFunctions";
+				HEADER_SEARCH_PATHS = (
+					"$(inherited)",
+					"\"${PODS_ROOT}/Headers/Public\"/**",
+					"\"$(SRCROOT)/../FirebaseFunctions\"/**",
+				);
 				INFOPLIST_FILE = "IntegrationTests/IntegrationTests-Info.plist";
 				PRODUCT_BUNDLE_IDENTIFIER = "org.cocoapods.demo.${PRODUCT_NAME:rfc1034identifier}";
 				PRODUCT_NAME = "$(TARGET_NAME)";
@@ -593,13 +602,12 @@
 			isa = XCBuildConfiguration;
 			buildSettings = {
 				BUNDLE_LOADER = "$(TEST_HOST)";
-				FRAMEWORK_SEARCH_PATHS = (
-					"$(SDKROOT)/Developer/Library/Frameworks",
+				GCC_PRECOMPILE_PREFIX_HEADER = NO;
+				HEADER_SEARCH_PATHS = (
 					"$(inherited)",
-					"$(DEVELOPER_FRAMEWORKS_DIR)",
+					"\"${PODS_ROOT}/Headers/Public\"/**",
+					"\"$(SRCROOT)/../FirebaseFunctions\"/**",
 				);
-				GCC_PRECOMPILE_PREFIX_HEADER = NO;
-				HEADER_SEARCH_PATHS = "$(SRCROOT)/../FirebaseFunctions";
 				INFOPLIST_FILE = "IntegrationTests/IntegrationTests-Info.plist";
 				PRODUCT_BUNDLE_IDENTIFIER = "org.cocoapods.demo.${PRODUCT_NAME:rfc1034identifier}";
 				PRODUCT_NAME = "$(TARGET_NAME)";
@@ -618,7 +626,7 @@
 				6003F5BE195388D20070C39A /* Release */,
 			);
 			defaultConfigurationIsVisible = 0;
-			defaultConfigurationName = Release;
+			defaultConfigurationName = Debug;
 		};
 		6003F5BF195388D20070C39A /* Build configuration list for PBXNativeTarget "FirebaseFunctions_Example" */ = {
 			isa = XCConfigurationList;
@@ -627,7 +635,7 @@
 				6003F5C1195388D20070C39A /* Release */,
 			);
 			defaultConfigurationIsVisible = 0;
-			defaultConfigurationName = Release;
+			defaultConfigurationName = Debug;
 		};
 		6003F5C2195388D20070C39A /* Build configuration list for PBXNativeTarget "FirebaseFunctions_Tests" */ = {
 			isa = XCConfigurationList;
@@ -636,7 +644,7 @@
 				6003F5C4195388D20070C39A /* Release */,
 			);
 			defaultConfigurationIsVisible = 0;
-			defaultConfigurationName = Release;
+			defaultConfigurationName = Debug;
 		};
 		7CBFAA8E205702AB00A65866 /* Build configuration list for PBXNativeTarget "FirebaseFunctions_IntegrationTests" */ = {
 			isa = XCConfigurationList;
@@ -645,7 +653,7 @@
 				7CBFAA90205702AB00A65866 /* Release */,
 			);
 			defaultConfigurationIsVisible = 0;
-			defaultConfigurationName = Release;
+			defaultConfigurationName = Debug;
 		};
 /* End XCConfigurationList section */
 	};

diff --git a/...ple/FirebaseFunctions.xcodeproj/xcshareddata/xcschemes/FirebaseFunctions-Example.xcscheme b/...ple/FirebaseFunctions.xcodeproj/xcshareddata/xcschemes/FirebaseFunctions-Example.xcscheme
@@ -26,7 +26,6 @@
       buildConfiguration = "Debug"
       selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
       selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
-      language = ""
       shouldUseLaunchSchemeArgsEnv = "YES">
       <Testables>
          <TestableReference
@@ -66,7 +65,6 @@
       buildConfiguration = "Debug"
       selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
       selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
-      language = ""
       launchStyle = "0"
       useCustomWorkingDirectory = "NO"
       ignoresPersistentStateOnLaunch = "NO"

diff --git a/Functions/Example/IntegrationTests/FIRIntegrationTests.m b/Functions/Example/IntegrationTests/FIRIntegrationTests.m
@@ -14,6 +14,7 @@
 
 #import <XCTest/XCTest.h>
 
+#import "FIRAuthInteropFake.h"
 #import "FIRError.h"
 #import "FIRFunctions+Internal.h"
 #import "FIRFunctions.h"
@@ -31,7 +32,10 @@ @implementation FIRIntegrationTests
 - (void)setUp {
   [super setUp];
   id app = [[FUNFakeApp alloc] initWithProjectID:@"functions-integration-test"];
-  _functions = [FIRFunctions functionsForApp:app];
+  _functions = [[FIRFunctions alloc]
+      initWithApp:app
+           region:@"my-region"
+             auth:[[FIRAuthInteropFake alloc] initWithToken:nil userID:nil error:nil]];
   [_functions useLocalhost];
 }
 
@@ -77,7 +81,10 @@ - (void)testScalar {
 - (void)testToken {
   // Recreate _functions with a token.
   id app = [[FUNFakeApp alloc] initWithProjectID:@"functions-integration-test" token:@"token"];
-  FIRFunctions *functions = [FIRFunctions functionsForApp:app];
+  FIRFunctions *functions = [[FIRFunctions alloc]
+      initWithApp:app
+           region:@"my-region"
+             auth:[[FIRAuthInteropFake alloc] initWithToken:nil userID:nil error:nil]];
   [functions useLocalhost];
 
   XCTestExpectation *expectation = [[XCTestExpectation alloc] init];

diff --git a/Functions/Example/Podfile b/Functions/Example/Podfile
@@ -1,12 +1,15 @@
 use_frameworks!
 
+pod 'FirebaseFunctions', :path => '../../'
+
+pod 'FirebaseAnalyticsInterop', :path => '../../'
+pod 'FirebaseAuthInterop', :path => '../../'
+pod 'FirebaseCore', :path => '../../'
+pod 'GoogleUtilities', :path => '../../'
+
 target 'FirebaseFunctions_Example' do
   platform :ios, '8.0'
 
-  pod 'FirebaseCore', :path => '../../'
-  pod 'GoogleUtilities', :path => '../../'
-  pod 'FirebaseFunctions', :path => '../../'
-
   target 'FirebaseFunctions_Tests' do
     inherit! :search_paths
   end

diff --git a/Functions/Example/TestUtils/FUNFakeApp.h b/Functions/Example/TestUtils/FUNFakeApp.h
@@ -16,6 +16,7 @@
 
 #import <Foundation/Foundation.h>
 
+@class FIRComponentContainer;
 @class FUNFakeOptions;
 
 NS_ASSUME_NONNULL_BEGIN
@@ -34,6 +35,8 @@ NS_ASSUME_NONNULL_BEGIN
 
 @property(nonatomic, strong, readonly) FUNFakeOptions *options;
 
+@property(nonatomic, strong, readonly) FIRComponentContainer *container;
+
 @end
 
 NS_ASSUME_NONNULL_END
diff --git a/Functions/Example/TestUtils/FUNFakeApp.m b/Functions/Example/TestUtils/FUNFakeApp.m
@@ -18,8 +18,14 @@
 
 #import "FUNFakeApp.h"
 
+#import <FirebaseCore/FIRComponentContainer.h>
+
 NS_ASSUME_NONNULL_BEGIN
 
+@interface FIRComponentContainer (Testing)
+- (instancetype)initWithApp:(FIRApp *)app;
+@end
+
 @interface FUNFakeOptions : NSObject
 
 @property(nonatomic, readonly, copy) NSString *projectID;
@@ -58,16 +64,11 @@ - (instancetype)initWithProjectID:(NSString *)projectID token:(NSString *_Nullab
   if (self) {
     _options = [[FUNFakeOptions alloc] initWithProjectID:projectID];
     _token = [token copy];
+    _container = [[FIRComponentContainer alloc] initWithApp:(FIRApp *)self];
   }
   return self;
 }
 
-- (void)getTokenForcingRefresh:(BOOL)forceRefresh
-                  withCallback:
-                      (void (^)(NSString *_Nullable token, NSError *_Nullable error))callback {
-  callback(_token, nil);
-}
-
 @end
 
 NS_ASSUME_NONNULL_END
diff --git a/Functions/Example/Tests/FIRFunctionsTests.m b/Functions/Example/Tests/FIRFunctionsTests.m
@@ -34,7 +34,7 @@ - (void)tearDown {
 
 - (void)testURLWithName {
   id app = [[FUNFakeApp alloc] initWithProjectID:@"my-project"];
-  FIRFunctions *functions = [FIRFunctions functionsForApp:app region:@"my-region"];
+  FIRFunctions *functions = [[FIRFunctions alloc] initWithApp:app region:@"my-region" auth:nil];
   NSString *url = [functions URLWithName:@"my-endpoint"];
   XCTAssertEqualObjects(@"https://my-region-my-project.cloudfunctions.net/my-endpoint", url);
 

diff --git a/Functions/FirebaseFunctions/FIRFunctions+Internal.h b/Functions/FirebaseFunctions/FIRFunctions+Internal.h
@@ -16,6 +16,7 @@
 
 #import "FIRFunctions.h"
 
+@protocol FIRAuthInterop;
 @class FIRHTTPSCallableResult;
 
 NS_ASSUME_NONNULL_BEGIN
@@ -45,6 +46,14 @@ NS_ASSUME_NONNULL_BEGIN
  */
 - (void)useLocalhost;
 
+/**
+ * Internal initializer for the Cloud Functions client.
+ * @param app The app for the Firebase project.
+ * @param region The region for the http trigger, such as "us-central1".
+ * @param auth The auth provider to use (optional).
+ */
+- (id)initWithApp:(FIRApp *)app region:(NSString *)region auth:(nullable id<FIRAuthInterop>)auth;
+
 @end
 
 NS_ASSUME_NONNULL_END