macOS (#38)

* Example/Core: create macOS app/tests target

* Example/Core: Core_Example/Tests -> Core_Example/Tests_iOS

* Example/Core: macOS building/tests passing

* Example/Database: separate iOS/macOS targets

* BuildFrameworks: macOS

* .travis.yml, test.sh: AllUnitTests -> AllUnitTests_iOS

* test.sh: add AllUnitTests_macOS

* Example/Storage: Example/Tests->_iOS

* Example/Storage: macOS

* test.sh: try to prevent double error 65

* test.sh: build before test

* Example/Auth|Messaging: -> _iOS

* Example/Auth: macOS build

* Example/Auth: macOS passing

* Example/Firebase: pod de/re-integrate; fix static DerivedData references; copy phase for OCMock

* Example/Firebase: manually copied OCMock, Products Dir vs. Frameworks

* Example/Firebase: copied OCMock, prevent header removal

* Example/Storage: integration tests sdk fix

* Example/Auth: macOS exclude FIRAuthAppCredentialManager; cleanup

* Firebase/Core: remove nullability annotation

* Firebase/Core|Database: correct TARGET_X usage for correctness and anticipation of OS_WATCH|TV branches

* build.swift: style fix

* Firebase/Core: FIRLogger: fix macOS intermittent va_list error

7 files changed, 498 insertions, 40 deletions

diff --git a/BuildFrameworks/FrameworkMaker.xcodeproj/project.pbxproj b/BuildFrameworks/FrameworkMaker.xcodeproj/project.pbxproj
index a66077c..0c77c76 100644
--- a/BuildFrameworks/FrameworkMaker.xcodeproj/project.pbxproj
+++ b/BuildFrameworks/FrameworkMaker.xcodeproj/project.pbxproj
@@ -7,14 +7,24 @@
 	objects = {
 
 /* Begin PBXBuildFile section */
-		C8F75C1E8772455450E51C69 /* libPods-FrameworkMaker.a in Frameworks */ = {isa = PBXBuildFile; fileRef = 1D25AC01A0F56F8BC5375DD2 /* libPods-FrameworkMaker.a */; };
+		03BED32F297D77A489B80DBA /* libPods-FrameworkMaker_macOS.a in Frameworks */ = {isa = PBXBuildFile; fileRef = 93482F41CCA683759459AC1E /* libPods-FrameworkMaker_macOS.a */; };
+		621808027FC20B1A1B769E50 /* libPods-FrameworkMaker_iOS.a in Frameworks */ = {isa = PBXBuildFile; fileRef = AB2E4F8834D5EA87A8F7124C /* libPods-FrameworkMaker_iOS.a */; };
 /* End PBXBuildFile section */
 
 /* Begin PBXFileReference section */
 		01F29B956E7F6E45EF34DE72 /* Pods-FrameworkMaker.release.xcconfig */ = {isa = PBXFileReference; includeInIndex = 1; lastKnownFileType = text.xcconfig; name = "Pods-FrameworkMaker.release.xcconfig"; path = "Pods/Target Support Files/Pods-FrameworkMaker/Pods-FrameworkMaker.release.xcconfig"; sourceTree = "<group>"; };
-		05A46BD71CC9B2BE007BDB33 /* FrameworkMaker.app */ = {isa = PBXFileReference; explicitFileType = wrapper.application; includeInIndex = 0; path = FrameworkMaker.app; sourceTree = BUILT_PRODUCTS_DIR; };
+		04058317A2F1A863FB91F84F /* Pods-FrameworkMaker_iOS.release.xcconfig */ = {isa = PBXFileReference; includeInIndex = 1; lastKnownFileType = text.xcconfig; name = "Pods-FrameworkMaker_iOS.release.xcconfig"; path = "Pods/Target Support Files/Pods-FrameworkMaker_iOS/Pods-FrameworkMaker_iOS.release.xcconfig"; sourceTree = "<group>"; };
+		05A46BD71CC9B2BE007BDB33 /* FrameworkMaker_iOS.app */ = {isa = PBXFileReference; explicitFileType = wrapper.application; includeInIndex = 0; path = FrameworkMaker_iOS.app; sourceTree = BUILT_PRODUCTS_DIR; };
 		1D25AC01A0F56F8BC5375DD2 /* libPods-FrameworkMaker.a */ = {isa = PBXFileReference; explicitFileType = archive.ar; includeInIndex = 0; path = "libPods-FrameworkMaker.a"; sourceTree = BUILT_PRODUCTS_DIR; };
+		5BDF11E206B3015647181AB8 /* Pods-FrameworkMaker_iOS.debug.xcconfig */ = {isa = PBXFileReference; includeInIndex = 1; lastKnownFileType = text.xcconfig; name = "Pods-FrameworkMaker_iOS.debug.xcconfig"; path = "Pods/Target Support Files/Pods-FrameworkMaker_iOS/Pods-FrameworkMaker_iOS.debug.xcconfig"; sourceTree = "<group>"; };
+		93482F41CCA683759459AC1E /* libPods-FrameworkMaker_macOS.a */ = {isa = PBXFileReference; explicitFileType = archive.ar; includeInIndex = 0; path = "libPods-FrameworkMaker_macOS.a"; sourceTree = BUILT_PRODUCTS_DIR; };
+		AB2E4F8834D5EA87A8F7124C /* libPods-FrameworkMaker_iOS.a */ = {isa = PBXFileReference; explicitFileType = archive.ar; includeInIndex = 0; path = "libPods-FrameworkMaker_iOS.a"; sourceTree = BUILT_PRODUCTS_DIR; };
+		B9CD818DD62BFDAC11008E2A /* Pods-FrameworkMaker_macOS.debug.xcconfig */ = {isa = PBXFileReference; includeInIndex = 1; lastKnownFileType = text.xcconfig; name = "Pods-FrameworkMaker_macOS.debug.xcconfig"; path = "Pods/Target Support Files/Pods-FrameworkMaker_macOS/Pods-FrameworkMaker_macOS.debug.xcconfig"; sourceTree = "<group>"; };
 		C8DA4EE8A169B227B0576C02 /* Pods-FrameworkMaker.debug.xcconfig */ = {isa = PBXFileReference; includeInIndex = 1; lastKnownFileType = text.xcconfig; name = "Pods-FrameworkMaker.debug.xcconfig"; path = "Pods/Target Support Files/Pods-FrameworkMaker/Pods-FrameworkMaker.debug.xcconfig"; sourceTree = "<group>"; };
+		D013F9FF1ED9EB9900FD68A9 /* FrameworkMaker_macOS.app */ = {isa = PBXFileReference; explicitFileType = wrapper.application; includeInIndex = 0; path = FrameworkMaker_macOS.app; sourceTree = BUILT_PRODUCTS_DIR; };
+		D013FA131ED9EC0B00FD68A9 /* iOS-Info.plist */ = {isa = PBXFileReference; lastKnownFileType = text.plist.xml; path = "iOS-Info.plist"; sourceTree = "<group>"; };
+		D013FA141ED9EC1500FD68A9 /* macOS-Info.plist */ = {isa = PBXFileReference; lastKnownFileType = text.plist.xml; path = "macOS-Info.plist"; sourceTree = "<group>"; };
+		DD9F6D0B1597A9F327565EDE /* Pods-FrameworkMaker_macOS.release.xcconfig */ = {isa = PBXFileReference; includeInIndex = 1; lastKnownFileType = text.xcconfig; name = "Pods-FrameworkMaker_macOS.release.xcconfig"; path = "Pods/Target Support Files/Pods-FrameworkMaker_macOS/Pods-FrameworkMaker_macOS.release.xcconfig"; sourceTree = "<group>"; };
 /* End PBXFileReference section */
 
 /* Begin PBXFrameworksBuildPhase section */
@@ -22,7 +32,15 @@
 			isa = PBXFrameworksBuildPhase;
 			buildActionMask = 2147483647;
 			files = (
-				C8F75C1E8772455450E51C69 /* libPods-FrameworkMaker.a in Frameworks */,
+				621808027FC20B1A1B769E50 /* libPods-FrameworkMaker_iOS.a in Frameworks */,
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+		};
+		D013F9FC1ED9EB9900FD68A9 /* Frameworks */ = {
+			isa = PBXFrameworksBuildPhase;
+			buildActionMask = 2147483647;
+			files = (
+				03BED32F297D77A489B80DBA /* libPods-FrameworkMaker_macOS.a in Frameworks */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
@@ -32,6 +50,8 @@
 		05A46BCE1CC9B2BE007BDB33 = {
 			isa = PBXGroup;
 			children = (
+				D013FA131ED9EC0B00FD68A9 /* iOS-Info.plist */,
+				D013FA141ED9EC1500FD68A9 /* macOS-Info.plist */,
 				05A46BD81CC9B2BE007BDB33 /* Products */,
 				AA03828B8B59297B5A3389B0 /* Pods */,
 				D3884AD1918E82D7FD21433D /* Frameworks */,
@@ -41,7 +61,8 @@
 		05A46BD81CC9B2BE007BDB33 /* Products */ = {
 			isa = PBXGroup;
 			children = (
-				05A46BD71CC9B2BE007BDB33 /* FrameworkMaker.app */,
+				05A46BD71CC9B2BE007BDB33 /* FrameworkMaker_iOS.app */,
+				D013F9FF1ED9EB9900FD68A9 /* FrameworkMaker_macOS.app */,
 			);
 			name = Products;
 			sourceTree = "<group>";
@@ -51,6 +72,10 @@
 			children = (
 				C8DA4EE8A169B227B0576C02 /* Pods-FrameworkMaker.debug.xcconfig */,
 				01F29B956E7F6E45EF34DE72 /* Pods-FrameworkMaker.release.xcconfig */,
+				5BDF11E206B3015647181AB8 /* Pods-FrameworkMaker_iOS.debug.xcconfig */,
+				04058317A2F1A863FB91F84F /* Pods-FrameworkMaker_iOS.release.xcconfig */,
+				B9CD818DD62BFDAC11008E2A /* Pods-FrameworkMaker_macOS.debug.xcconfig */,
+				DD9F6D0B1597A9F327565EDE /* Pods-FrameworkMaker_macOS.release.xcconfig */,
 			);
 			name = Pods;
 			sourceTree = "<group>";
@@ -59,6 +84,8 @@
 			isa = PBXGroup;
 			children = (
 				1D25AC01A0F56F8BC5375DD2 /* libPods-FrameworkMaker.a */,
+				AB2E4F8834D5EA87A8F7124C /* libPods-FrameworkMaker_iOS.a */,
+				93482F41CCA683759459AC1E /* libPods-FrameworkMaker_macOS.a */,
 			);
 			name = Frameworks;
 			sourceTree = "<group>";
@@ -66,9 +93,9 @@
 /* End PBXGroup section */
 
 /* Begin PBXNativeTarget section */
-		05A46BD61CC9B2BE007BDB33 /* FrameworkMaker */ = {
+		05A46BD61CC9B2BE007BDB33 /* FrameworkMaker_iOS */ = {
 			isa = PBXNativeTarget;
-			buildConfigurationList = 05A46BEE1CC9B2BE007BDB33 /* Build configuration list for PBXNativeTarget "FrameworkMaker" */;
+			buildConfigurationList = 05A46BEE1CC9B2BE007BDB33 /* Build configuration list for PBXNativeTarget "FrameworkMaker_iOS" */;
 			buildPhases = (
 				AC1C2B143A86214CE77C9932 /* [CP] Check Pods Manifest.lock */,
 				05A46BD31CC9B2BE007BDB33 /* Sources */,
@@ -81,9 +108,29 @@
 			);
 			dependencies = (
 			);
-			name = FrameworkMaker;
+			name = FrameworkMaker_iOS;
 			productName = FrameworkMaker;
-			productReference = 05A46BD71CC9B2BE007BDB33 /* FrameworkMaker.app */;
+			productReference = 05A46BD71CC9B2BE007BDB33 /* FrameworkMaker_iOS.app */;
+			productType = "com.apple.product-type.application";
+		};
+		D013F9FE1ED9EB9900FD68A9 /* FrameworkMaker_macOS */ = {
+			isa = PBXNativeTarget;
+			buildConfigurationList = D013FA121ED9EB9900FD68A9 /* Build configuration list for PBXNativeTarget "FrameworkMaker_macOS" */;
+			buildPhases = (
+				76A7EF97A6A2306CED685487 /* [CP] Check Pods Manifest.lock */,
+				D013F9FB1ED9EB9900FD68A9 /* Sources */,
+				D013F9FC1ED9EB9900FD68A9 /* Frameworks */,
+				D013F9FD1ED9EB9900FD68A9 /* Resources */,
+				83F5D2024D97A1D542B7932F /* [CP] Embed Pods Frameworks */,
+				C712E44DB1FAE1B023552B35 /* [CP] Copy Pods Resources */,
+			);
+			buildRules = (
+			);
+			dependencies = (
+			);
+			name = FrameworkMaker_macOS;
+			productName = FrameworkMaker_macOS;
+			productReference = D013F9FF1ED9EB9900FD68A9 /* FrameworkMaker_macOS.app */;
 			productType = "com.apple.product-type.application";
 		};
 /* End PBXNativeTarget section */
@@ -98,6 +145,10 @@
 					05A46BD61CC9B2BE007BDB33 = {
 						CreatedOnToolsVersion = 7.3;
 					};
+					D013F9FE1ED9EB9900FD68A9 = {
+						CreatedOnToolsVersion = 8.3.2;
+						ProvisioningStyle = Automatic;
+					};
 				};
 			};
 			buildConfigurationList = 05A46BD21CC9B2BE007BDB33 /* Build configuration list for PBXProject "FrameworkMaker" */;
@@ -113,7 +164,8 @@
 			projectDirPath = "";
 			projectRoot = "";
 			targets = (
-				05A46BD61CC9B2BE007BDB33 /* FrameworkMaker */,
+				05A46BD61CC9B2BE007BDB33 /* FrameworkMaker_iOS */,
+				D013F9FE1ED9EB9900FD68A9 /* FrameworkMaker_macOS */,
 			);
 		};
 /* End PBXProject section */
@@ -126,6 +178,13 @@
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
+		D013F9FD1ED9EB9900FD68A9 /* Resources */ = {
+			isa = PBXResourcesBuildPhase;
+			buildActionMask = 2147483647;
+			files = (
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+		};
 /* End PBXResourcesBuildPhase section */
 
 /* Begin PBXShellScriptBuildPhase section */
@@ -141,7 +200,7 @@
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 			shellPath = /bin/sh;
-			shellScript = "\"${SRCROOT}/Pods/Target Support Files/Pods-FrameworkMaker/Pods-FrameworkMaker-frameworks.sh\"\n";
+			shellScript = "\"${SRCROOT}/Pods/Target Support Files/Pods-FrameworkMaker_iOS/Pods-FrameworkMaker_iOS-frameworks.sh\"\n";
 			showEnvVarsInLog = 0;
 		};
 		5040608D1004852F08A22A14 /* [CP] Copy Pods Resources */ = {
@@ -156,7 +215,37 @@
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 			shellPath = /bin/sh;
-			shellScript = "\"${SRCROOT}/Pods/Target Support Files/Pods-FrameworkMaker/Pods-FrameworkMaker-resources.sh\"\n";
+			shellScript = "\"${SRCROOT}/Pods/Target Support Files/Pods-FrameworkMaker_iOS/Pods-FrameworkMaker_iOS-resources.sh\"\n";
+			showEnvVarsInLog = 0;
+		};
+		76A7EF97A6A2306CED685487 /* [CP] Check Pods Manifest.lock */ = {
+			isa = PBXShellScriptBuildPhase;
+			buildActionMask = 2147483647;
+			files = (
+			);
+			inputPaths = (
+			);
+			name = "[CP] Check Pods Manifest.lock";
+			outputPaths = (
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+			shellPath = /bin/sh;
+			shellScript = "diff \"${PODS_PODFILE_DIR_PATH}/Podfile.lock\" \"${PODS_ROOT}/Manifest.lock\" > /dev/null\nif [ $? != 0 ] ; then\n    # print error to STDERR\n    echo \"error: The sandbox is not in sync with the Podfile.lock. Run 'pod install' or update your CocoaPods installation.\" >&2\n    exit 1\nfi\n";
+			showEnvVarsInLog = 0;
+		};
+		83F5D2024D97A1D542B7932F /* [CP] Embed Pods Frameworks */ = {
+			isa = PBXShellScriptBuildPhase;
+			buildActionMask = 2147483647;
+			files = (
+			);
+			inputPaths = (
+			);
+			name = "[CP] Embed Pods Frameworks";
+			outputPaths = (
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+			shellPath = /bin/sh;
+			shellScript = "\"${SRCROOT}/Pods/Target Support Files/Pods-FrameworkMaker_macOS/Pods-FrameworkMaker_macOS-frameworks.sh\"\n";
 			showEnvVarsInLog = 0;
 		};
 		AC1C2B143A86214CE77C9932 /* [CP] Check Pods Manifest.lock */ = {
@@ -174,6 +263,21 @@
 			shellScript = "diff \"${PODS_PODFILE_DIR_PATH}/Podfile.lock\" \"${PODS_ROOT}/Manifest.lock\" > /dev/null\nif [ $? != 0 ] ; then\n    # print error to STDERR\n    echo \"error: The sandbox is not in sync with the Podfile.lock. Run 'pod install' or update your CocoaPods installation.\" >&2\n    exit 1\nfi\n";
 			showEnvVarsInLog = 0;
 		};
+		C712E44DB1FAE1B023552B35 /* [CP] Copy Pods Resources */ = {
+			isa = PBXShellScriptBuildPhase;
+			buildActionMask = 2147483647;
+			files = (
+			);
+			inputPaths = (
+			);
+			name = "[CP] Copy Pods Resources";
+			outputPaths = (
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+			shellPath = /bin/sh;
+			shellScript = "\"${SRCROOT}/Pods/Target Support Files/Pods-FrameworkMaker_macOS/Pods-FrameworkMaker_macOS-resources.sh\"\n";
+			showEnvVarsInLog = 0;
+		};
 /* End PBXShellScriptBuildPhase section */
 
 /* Begin PBXSourcesBuildPhase section */
@@ -184,6 +288,13 @@
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
+		D013F9FB1ED9EB9900FD68A9 /* Sources */ = {
+			isa = PBXSourcesBuildPhase;
+			buildActionMask = 2147483647;
+			files = (
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+		};
 /* End PBXSourcesBuildPhase section */
 
 /* Begin XCBuildConfiguration section */
@@ -224,7 +335,8 @@
 				GCC_WARN_UNINITIALIZED_AUTOS = YES_AGGRESSIVE;
 				GCC_WARN_UNUSED_FUNCTION = YES;
 				GCC_WARN_UNUSED_VARIABLE = YES;
-				IPHONEOS_DEPLOYMENT_TARGET = 9.3;
+				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
+				MACOSX_DEPLOYMENT_TARGET = 10.10;
 				MTL_ENABLE_DEBUG_INFO = YES;
 				ONLY_ACTIVE_ARCH = YES;
 				SDKROOT = iphoneos;
@@ -262,7 +374,8 @@
 				GCC_WARN_UNINITIALIZED_AUTOS = YES_AGGRESSIVE;
 				GCC_WARN_UNUSED_FUNCTION = YES;
 				GCC_WARN_UNUSED_VARIABLE = YES;
-				IPHONEOS_DEPLOYMENT_TARGET = 9.3;
+				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
+				MACOSX_DEPLOYMENT_TARGET = 10.10;
 				MTL_ENABLE_DEBUG_INFO = NO;
 				SDKROOT = iphoneos;
 				VALIDATE_PRODUCT = YES;
@@ -271,25 +384,61 @@
 		};
 		05A46BEF1CC9B2BE007BDB33 /* Debug */ = {
 			isa = XCBuildConfiguration;
-			baseConfigurationReference = C8DA4EE8A169B227B0576C02 /* Pods-FrameworkMaker.debug.xcconfig */;
+			baseConfigurationReference = 5BDF11E206B3015647181AB8 /* Pods-FrameworkMaker_iOS.debug.xcconfig */;
 			buildSettings = {
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
-				INFOPLIST_FILE = FrameworkMaker/Info.plist;
+				INFOPLIST_FILE = "$(SRCROOT)/iOS-Info.plist";
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks";
-				PRODUCT_BUNDLE_IDENTIFIER = google.FrameworkMaker;
+				PRODUCT_BUNDLE_IDENTIFIER = "google.FrameworkMaker-iOS";
 				PRODUCT_NAME = "$(TARGET_NAME)";
 			};
 			name = Debug;
 		};
 		05A46BF01CC9B2BE007BDB33 /* Release */ = {
 			isa = XCBuildConfiguration;
-			baseConfigurationReference = 01F29B956E7F6E45EF34DE72 /* Pods-FrameworkMaker.release.xcconfig */;
+			baseConfigurationReference = 04058317A2F1A863FB91F84F /* Pods-FrameworkMaker_iOS.release.xcconfig */;
 			buildSettings = {
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
-				INFOPLIST_FILE = FrameworkMaker/Info.plist;
+				INFOPLIST_FILE = "$(SRCROOT)/iOS-Info.plist";
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks";
-				PRODUCT_BUNDLE_IDENTIFIER = google.FrameworkMaker;
+				PRODUCT_BUNDLE_IDENTIFIER = "google.FrameworkMaker-iOS";
+				PRODUCT_NAME = "$(TARGET_NAME)";
+			};
+			name = Release;
+		};
+		D013FA101ED9EB9900FD68A9 /* Debug */ = {
+			isa = XCBuildConfiguration;
+			baseConfigurationReference = B9CD818DD62BFDAC11008E2A /* Pods-FrameworkMaker_macOS.debug.xcconfig */;
+			buildSettings = {
+				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
+				CLANG_ANALYZER_NUMBER_OBJECT_CONVERSION = YES_AGGRESSIVE;
+				CLANG_WARN_DOCUMENTATION_COMMENTS = YES;
+				CLANG_WARN_INFINITE_RECURSION = YES;
+				CLANG_WARN_SUSPICIOUS_MOVE = YES;
+				COMBINE_HIDPI_IMAGES = YES;
+				INFOPLIST_FILE = "$(SRCROOT)/macOS-Info.plist";
+				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/../Frameworks";
+				PRODUCT_BUNDLE_IDENTIFIER = "com.google.FrameworkMaker-macOS";
+				PRODUCT_NAME = "$(TARGET_NAME)";
+				SDKROOT = macosx;
+			};
+			name = Debug;
+		};
+		D013FA111ED9EB9900FD68A9 /* Release */ = {
+			isa = XCBuildConfiguration;
+			baseConfigurationReference = DD9F6D0B1597A9F327565EDE /* Pods-FrameworkMaker_macOS.release.xcconfig */;
+			buildSettings = {
+				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
+				CLANG_ANALYZER_NUMBER_OBJECT_CONVERSION = YES_AGGRESSIVE;
+				CLANG_WARN_DOCUMENTATION_COMMENTS = YES;
+				CLANG_WARN_INFINITE_RECURSION = YES;
+				CLANG_WARN_SUSPICIOUS_MOVE = YES;
+				COMBINE_HIDPI_IMAGES = YES;
+				INFOPLIST_FILE = "$(SRCROOT)/macOS-Info.plist";
+				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/../Frameworks";
+				PRODUCT_BUNDLE_IDENTIFIER = "com.google.FrameworkMaker-macOS";
 				PRODUCT_NAME = "$(TARGET_NAME)";
+				SDKROOT = macosx;
 			};
 			name = Release;
 		};
@@ -305,7 +454,7 @@
 			defaultConfigurationIsVisible = 0;
 			defaultConfigurationName = Release;
 		};
-		05A46BEE1CC9B2BE007BDB33 /* Build configuration list for PBXNativeTarget "FrameworkMaker" */ = {
+		05A46BEE1CC9B2BE007BDB33 /* Build configuration list for PBXNativeTarget "FrameworkMaker_iOS" */ = {
 			isa = XCConfigurationList;
 			buildConfigurations = (
 				05A46BEF1CC9B2BE007BDB33 /* Debug */,
@@ -314,6 +463,15 @@
 			defaultConfigurationIsVisible = 0;
 			defaultConfigurationName = Release;
 		};
+		D013FA121ED9EB9900FD68A9 /* Build configuration list for PBXNativeTarget "FrameworkMaker_macOS" */ = {
+			isa = XCConfigurationList;
+			buildConfigurations = (
+				D013FA101ED9EB9900FD68A9 /* Debug */,
+				D013FA111ED9EB9900FD68A9 /* Release */,
+			);
+			defaultConfigurationIsVisible = 0;
+			defaultConfigurationName = Release;
+		};
 /* End XCConfigurationList section */
 	};
 	rootObject = 05A46BCF1CC9B2BE007BDB33 /* Project object */;
diff --git a/BuildFrameworks/FrameworkMaker.xcodeproj/xcshareddata/xcschemes/FrameworkMaker_iOS.xcscheme b/BuildFrameworks/FrameworkMaker.xcodeproj/xcshareddata/xcschemes/FrameworkMaker_iOS.xcscheme
new file mode 100644
index 0000000..2994deb
--- /dev/null
+++ b/BuildFrameworks/FrameworkMaker.xcodeproj/xcshareddata/xcschemes/FrameworkMaker_iOS.xcscheme
@@ -0,0 +1,91 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Scheme
+   LastUpgradeVersion = "0830"
+   version = "1.3">
+   <BuildAction
+      parallelizeBuildables = "YES"
+      buildImplicitDependencies = "YES">
+      <BuildActionEntries>
+         <BuildActionEntry
+            buildForTesting = "YES"
+            buildForRunning = "YES"
+            buildForProfiling = "YES"
+            buildForArchiving = "YES"
+            buildForAnalyzing = "YES">
+            <BuildableReference
+               BuildableIdentifier = "primary"
+               BlueprintIdentifier = "05A46BD61CC9B2BE007BDB33"
+               BuildableName = "FrameworkMaker_iOS.app"
+               BlueprintName = "FrameworkMaker_iOS"
+               ReferencedContainer = "container:FrameworkMaker.xcodeproj">
+            </BuildableReference>
+         </BuildActionEntry>
+      </BuildActionEntries>
+   </BuildAction>
+   <TestAction
+      buildConfiguration = "Debug"
+      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
+      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
+      shouldUseLaunchSchemeArgsEnv = "YES">
+      <Testables>
+      </Testables>
+      <MacroExpansion>
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "05A46BD61CC9B2BE007BDB33"
+            BuildableName = "FrameworkMaker_iOS.app"
+            BlueprintName = "FrameworkMaker_iOS"
+            ReferencedContainer = "container:FrameworkMaker.xcodeproj">
+         </BuildableReference>
+      </MacroExpansion>
+      <AdditionalOptions>
+      </AdditionalOptions>
+   </TestAction>
+   <LaunchAction
+      buildConfiguration = "Debug"
+      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
+      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
+      launchStyle = "0"
+      useCustomWorkingDirectory = "NO"
+      ignoresPersistentStateOnLaunch = "NO"
+      debugDocumentVersioning = "YES"
+      debugServiceExtension = "internal"
+      allowLocationSimulation = "YES">
+      <BuildableProductRunnable
+         runnableDebuggingMode = "0">
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "05A46BD61CC9B2BE007BDB33"
+            BuildableName = "FrameworkMaker_iOS.app"
+            BlueprintName = "FrameworkMaker_iOS"
+            ReferencedContainer = "container:FrameworkMaker.xcodeproj">
+         </BuildableReference>
+      </BuildableProductRunnable>
+      <AdditionalOptions>
+      </AdditionalOptions>
+   </LaunchAction>
+   <ProfileAction
+      buildConfiguration = "Release"
+      shouldUseLaunchSchemeArgsEnv = "YES"
+      savedToolIdentifier = ""
+      useCustomWorkingDirectory = "NO"
+      debugDocumentVersioning = "YES">
+      <BuildableProductRunnable
+         runnableDebuggingMode = "0">
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "05A46BD61CC9B2BE007BDB33"
+            BuildableName = "FrameworkMaker_iOS.app"
+            BlueprintName = "FrameworkMaker_iOS"
+            ReferencedContainer = "container:FrameworkMaker.xcodeproj">
+         </BuildableReference>
+      </BuildableProductRunnable>
+   </ProfileAction>
+   <AnalyzeAction
+      buildConfiguration = "Debug">
+   </AnalyzeAction>
+   <ArchiveAction
+      buildConfiguration = "Release"
+      revealArchiveInOrganizer = "YES">
+   </ArchiveAction>
+</Scheme>
diff --git a/BuildFrameworks/FrameworkMaker.xcodeproj/xcshareddata/xcschemes/FrameworkMaker_macOS.xcscheme b/BuildFrameworks/FrameworkMaker.xcodeproj/xcshareddata/xcschemes/FrameworkMaker_macOS.xcscheme
new file mode 100644
index 0000000..dbe6579
--- /dev/null
+++ b/BuildFrameworks/FrameworkMaker.xcodeproj/xcshareddata/xcschemes/FrameworkMaker_macOS.xcscheme
@@ -0,0 +1,91 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Scheme
+   LastUpgradeVersion = "0830"
+   version = "1.3">
+   <BuildAction
+      parallelizeBuildables = "YES"
+      buildImplicitDependencies = "YES">
+      <BuildActionEntries>
+         <BuildActionEntry
+            buildForTesting = "YES"
+            buildForRunning = "YES"
+            buildForProfiling = "YES"
+            buildForArchiving = "YES"
+            buildForAnalyzing = "YES">
+            <BuildableReference
+               BuildableIdentifier = "primary"
+               BlueprintIdentifier = "D013F9FE1ED9EB9900FD68A9"
+               BuildableName = "FrameworkMaker_macOS.app"
+               BlueprintName = "FrameworkMaker_macOS"
+               ReferencedContainer = "container:FrameworkMaker.xcodeproj">
+            </BuildableReference>
+         </BuildActionEntry>
+      </BuildActionEntries>
+   </BuildAction>
+   <TestAction
+      buildConfiguration = "Debug"
+      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
+      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
+      shouldUseLaunchSchemeArgsEnv = "YES">
+      <Testables>
+      </Testables>
+      <MacroExpansion>
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "D013F9FE1ED9EB9900FD68A9"
+            BuildableName = "FrameworkMaker_macOS.app"
+            BlueprintName = "FrameworkMaker_macOS"
+            ReferencedContainer = "container:FrameworkMaker.xcodeproj">
+         </BuildableReference>
+      </MacroExpansion>
+      <AdditionalOptions>
+      </AdditionalOptions>
+   </TestAction>
+   <LaunchAction
+      buildConfiguration = "Debug"
+      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
+      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
+      launchStyle = "0"
+      useCustomWorkingDirectory = "NO"
+      ignoresPersistentStateOnLaunch = "NO"
+      debugDocumentVersioning = "YES"
+      debugServiceExtension = "internal"
+      allowLocationSimulation = "YES">
+      <BuildableProductRunnable
+         runnableDebuggingMode = "0">
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "D013F9FE1ED9EB9900FD68A9"
+            BuildableName = "FrameworkMaker_macOS.app"
+            BlueprintName = "FrameworkMaker_macOS"
+            ReferencedContainer = "container:FrameworkMaker.xcodeproj">
+         </BuildableReference>
+      </BuildableProductRunnable>
+      <AdditionalOptions>
+      </AdditionalOptions>
+   </LaunchAction>
+   <ProfileAction
+      buildConfiguration = "Release"
+      shouldUseLaunchSchemeArgsEnv = "YES"
+      savedToolIdentifier = ""
+      useCustomWorkingDirectory = "NO"
+      debugDocumentVersioning = "YES">
+      <BuildableProductRunnable
+         runnableDebuggingMode = "0">
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "D013F9FE1ED9EB9900FD68A9"
+            BuildableName = "FrameworkMaker_macOS.app"
+            BlueprintName = "FrameworkMaker_macOS"
+            ReferencedContainer = "container:FrameworkMaker.xcodeproj">
+         </BuildableReference>
+      </BuildableProductRunnable>
+   </ProfileAction>
+   <AnalyzeAction
+      buildConfiguration = "Debug">
+   </AnalyzeAction>
+   <ArchiveAction
+      buildConfiguration = "Release"
+      revealArchiveInOrganizer = "YES">
+   </ArchiveAction>
+</Scheme>
diff --git a/BuildFrameworks/Podfile b/BuildFrameworks/Podfile
index e7bf344..1c44028 100644
--- a/BuildFrameworks/Podfile
+++ b/BuildFrameworks/Podfile
@@ -1,8 +1,8 @@
-platform :ios, '7.0'
-
 project 'FrameworkMaker.xcodeproj'
 
-target 'FrameworkMaker' do
+target 'FrameworkMaker_iOS' do
+  platform :ios, '7.0'
+
   pod 'FirebaseAuth', :path => '../Firebase/Auth'
   pod 'FirebaseCore', :path => '../Firebase/Core'
   pod 'FirebaseDatabase', :path => '../Firebase/Database'
@@ -10,3 +10,11 @@ target 'FrameworkMaker' do
   pod 'FirebaseStorage', :path => '../Firebase/Storage'
 end
 
+target 'FrameworkMaker_macOS' do
+  platform :osx, '10.10'
+
+  pod 'FirebaseAuth', :path => '../Firebase/Auth'
+  pod 'FirebaseCore', :path => '../Firebase/Core'
+  pod 'FirebaseDatabase', :path => '../Firebase/Database'
+  pod 'FirebaseStorage', :path => '../Firebase/Storage'
+end
diff --git a/BuildFrameworks/build.swift b/BuildFrameworks/build.swift
index 7bcda2f..8721ca6 100755
--- a/BuildFrameworks/build.swift
+++ b/BuildFrameworks/build.swift
@@ -33,11 +33,20 @@ func colorPrint(color: Colors, text: String) {
   print(color.rawValue + text + "\u{001B}[0;0m")
 }
 
-let allFrameworks = ["FirebaseAuth",
-                     "FirebaseCore",
-                     "FirebaseDatabase",
-                     "FirebaseMessaging",
-                     "FirebaseStorage"]
+enum Platform: String {
+  case iOS
+  case macOS
+  case tvOS
+  case watchOS
+}
+
+let allFrameworks: [String: [Platform]] = [
+  "FirebaseAuth": [.iOS, .macOS],
+  "FirebaseCore": [.iOS, .macOS],
+  "FirebaseDatabase": [.iOS, .macOS],
+  "FirebaseMessaging": [.iOS],
+  "FirebaseStorage": [.iOS, .macOS]
+]
 
 let currentDirectoryURL = URL(fileURLWithPath: FileManager.default.currentDirectoryPath)
 let url = URL(fileURLWithPath: CommandLine.arguments[0], relativeTo: currentDirectoryURL)
@@ -63,7 +72,7 @@ func processOptions() -> [String] {
         colorPrint(color:Colors.red, text:"-all must be a solo option")
         usage()
       }
-      doFrameworks = allFrameworks
+      doFrameworks = Array(allFrameworks.keys)
       break whileLoop
     case "-f":
       optIndex += 1
@@ -72,7 +81,7 @@ func processOptions() -> [String] {
         usage()
       }
       let framework = CommandLine.arguments[optIndex]
-      guard allFrameworks.contains(framework) else {
+      guard allFrameworks.keys.contains(framework) else {
         colorPrint(color:Colors.red, text:"\(framework) is not a valid framework")
         usage()
       }
@@ -110,17 +119,28 @@ func syncExec(command: String, args: [String] = []) {
   }
 }
 
-func buildThin(framework: String, arch: String, sdk: String, parentDir: String) -> [String] {
+func buildThin(framework: String, multiplatform: Bool, arch: String, multisdk: Bool, sdk: String, parentDir: String) -> [String] {
+  let schemeSuffix: String
+  if !multiplatform {
+    schemeSuffix = ""
+  } else if sdk.hasPrefix("mac") {
+    schemeSuffix = "-OSX"
+  } else if sdk.hasPrefix("iphone") {
+    schemeSuffix = "-iOS"
+  } else {
+    fatalError("TODO: tvOS/watchOS")
+  }
+
   let buildDir = parentDir + "/" + arch
   let standardOptions = [ "build",
                           "-configuration", "release",
                           "-workspace", "FrameworkMaker.xcworkspace",
-                          "-scheme", framework,
+                          "-scheme", framework + schemeSuffix,
                           "GCC_GENERATE_DEBUGGING_SYMBOLS=No"]
   let bitcode = (sdk == "iphoneos") ? ["OTHER_CFLAGS=\"" + "-fembed-bitcode\""] : []
   let args = standardOptions + ["ARCHS=" + arch, "BUILD_DIR=" + buildDir, "-sdk", sdk] + bitcode
   syncExec(command:"/usr/bin/xcodebuild", args:args)
-  return [buildDir + "/Release-" + sdk + "/" + framework + "/lib" + framework + ".a"]
+  return [buildDir + "/Release" + (multisdk ? "-\(sdk)" : "") + "/" + framework + schemeSuffix + "/lib" + framework + schemeSuffix + ".a"]
 }
 
 func createFile(file: String, content: String) {
@@ -144,15 +164,21 @@ func makeModuleMap(framework: String, dir: String) {
   createFile(file:moduleFile, content:content)
 }
 
-func buildFramework(withName framework: String, outputDir: String) {
+func buildFramework(withName framework: String, multiplatform: Bool, platform: Platform, outputDir: String) {
   let buildDir = tempDir()
   var thinArchives = [String]()
-  thinArchives += buildThin(framework:framework, arch:"arm64", sdk:"iphoneos", parentDir:buildDir)
-  thinArchives += buildThin(framework:framework, arch:"armv7", sdk:"iphoneos", parentDir:buildDir)
-  thinArchives += buildThin(framework:framework, arch:"i386", sdk:"iphonesimulator", parentDir:buildDir)
-  thinArchives += buildThin(framework:framework, arch:"x86_64", sdk:"iphonesimulator", parentDir:buildDir)
+  switch platform {
+  case .iOS:
+    thinArchives += buildThin(framework:framework, multiplatform: multiplatform, arch:"arm64", multisdk: true, sdk:"iphoneos", parentDir:buildDir)
+    thinArchives += buildThin(framework:framework, multiplatform: multiplatform, arch:"armv7", multisdk: true, sdk:"iphoneos", parentDir:buildDir)
+    thinArchives += buildThin(framework:framework, multiplatform: multiplatform, arch:"i386", multisdk: true, sdk:"iphonesimulator", parentDir:buildDir)
+    thinArchives += buildThin(framework:framework, multiplatform: multiplatform, arch:"x86_64", multisdk: true, sdk:"iphonesimulator", parentDir:buildDir)
+  case .macOS:
+    thinArchives += buildThin(framework:framework, multiplatform: multiplatform, arch:"x86_64", multisdk: false, sdk:"macosx", parentDir:buildDir)
+  default: fatalError("TODO: tvOS/watchOS")
+  }
 
-  let frameworkDir = outputDir + "/" + framework + ".framework"
+  let frameworkDir = outputDir + "/" + framework + "_" + platform.rawValue + ".framework"
   syncExec(command:"/bin/mkdir", args:["-p", frameworkDir])
   let fatArchive = frameworkDir + "/" + framework
   syncExec(command:"/usr/bin/lipo", args:["-create", "-output", fatArchive] + thinArchives)
@@ -171,7 +197,10 @@ let outputDir = tempDir()
 syncExec(command:"/usr/local/bin/pod", args:["update"])
 
 for f in frameworks {
-  buildFramework(withName:f, outputDir:outputDir)
+  let platforms = allFrameworks[f]!
+  for p in platforms {
+    buildFramework(withName:f, multiplatform:platforms.count > 1, platform:p, outputDir:outputDir)
+  }
 }
 
 print()
diff --git a/BuildFrameworks/iOS-Info.plist b/BuildFrameworks/iOS-Info.plist
new file mode 100644
index 0000000..7576a0d
--- /dev/null
+++ b/BuildFrameworks/iOS-Info.plist
@@ -0,0 +1,49 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>CFBundleDevelopmentRegion</key>
+	<string>en</string>
+	<key>CFBundleDisplayName</key>
+	<string>${PRODUCT_NAME}</string>
+	<key>CFBundleExecutable</key>
+	<string>${EXECUTABLE_NAME}</string>
+	<key>CFBundleIdentifier</key>
+	<string>$(PRODUCT_BUNDLE_IDENTIFIER)</string>
+	<key>CFBundleInfoDictionaryVersion</key>
+	<string>6.0</string>
+	<key>CFBundleName</key>
+	<string>${PRODUCT_NAME}</string>
+	<key>CFBundlePackageType</key>
+	<string>APPL</string>
+	<key>CFBundleShortVersionString</key>
+	<string>1.0</string>
+	<key>CFBundleSignature</key>
+	<string>????</string>
+	<key>CFBundleVersion</key>
+	<string>1.0</string>
+	<key>LSRequiresIPhoneOS</key>
+	<true/>
+	<key>UILaunchStoryboardName</key>
+	<string>LaunchScreen</string>
+	<key>UIMainStoryboardFile</key>
+	<string>Main</string>
+	<key>UIRequiredDeviceCapabilities</key>
+	<array>
+		<string>armv7</string>
+	</array>
+	<key>UISupportedInterfaceOrientations</key>
+	<array>
+		<string>UIInterfaceOrientationPortrait</string>
+		<string>UIInterfaceOrientationLandscapeLeft</string>
+		<string>UIInterfaceOrientationLandscapeRight</string>
+	</array>
+	<key>UISupportedInterfaceOrientations~ipad</key>
+	<array>
+		<string>UIInterfaceOrientationPortrait</string>
+		<string>UIInterfaceOrientationPortraitUpsideDown</string>
+		<string>UIInterfaceOrientationLandscapeLeft</string>
+		<string>UIInterfaceOrientationLandscapeRight</string>
+	</array>
+</dict>
+</plist>
diff --git a/BuildFrameworks/macOS-Info.plist b/BuildFrameworks/macOS-Info.plist
new file mode 100644
index 0000000..c28dbc8
--- /dev/null
+++ b/BuildFrameworks/macOS-Info.plist
@@ -0,0 +1,32 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>CFBundleDevelopmentRegion</key>
+	<string>en</string>
+	<key>CFBundleExecutable</key>
+	<string>$(EXECUTABLE_NAME)</string>
+	<key>CFBundleIconFile</key>
+	<string></string>
+	<key>CFBundleIdentifier</key>
+	<string>$(PRODUCT_BUNDLE_IDENTIFIER)</string>
+	<key>CFBundleInfoDictionaryVersion</key>
+	<string>6.0</string>
+	<key>CFBundleName</key>
+	<string>$(PRODUCT_NAME)</string>
+	<key>CFBundlePackageType</key>
+	<string>APPL</string>
+	<key>CFBundleShortVersionString</key>
+	<string>1.0</string>
+	<key>CFBundleVersion</key>
+	<string>1.0</string>
+	<key>LSMinimumSystemVersion</key>
+	<string>$(MACOSX_DEPLOYMENT_TARGET)</string>
+	<key>NSHumanReadableCopyright</key>
+	<string>Copyright © 2017 Google, Inc. All rights reserved.</string>
+	<key>NSMainStoryboardFile</key>
+	<string>Main</string>
+	<key>NSPrincipalClass</key>
+	<string>NSApplication</string>
+</dict>
+</plist>