Renamed method argument class to aClass as class is a reserved keywor…

MTLManagedObjectAdapter.podspec

@@ -0,0 +1,19 @@
+Pod::Spec.new do |s|
+    s.name = "MTLManagedObjectAdapter"
+    s.version = "1.0.5"
+    s.license = "MIT"
+    s.summary = "Model framework for Cocoa and Cocoa Touch."
+    s.homepage = "https://github.com/Mantle/Mantle"
+    s.authors = { "GitHub" => "support@github.com" }
+    s.source = { :git => "https://github.com/peroper/MTLManagedObjectAdapter.git", :tag => s.version }
+    s.requires_arc = true
+    s.platforms = {
+        :ios => "5.0",
+        :osx => "10.7",
+        :watchos => "2.0",
+        :tvos => "9.0"
+    }
+    s.source_files = "MTLManagedObjectAdapter"
+    s.dependency "Mantle/extobjc", "~> 2.1.6"
+    s.frameworks = "Foundation", "CoreData"
+end

MTLManagedObjectAdapter.xcodeproj/project.pbxproj

@@ -12,8 +12,6 @@
 		5470B5241985122200E4D941 /* MTLManagedObjectAdapter.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 5470B5071985122200E4D941 /* MTLManagedObjectAdapter.framework */; };
 		5470B52C1985122300E4D941 /* MTLManagedObjectAdapterSpec.m in Sources */ = {isa = PBXBuildFile; fileRef = 5470B52B1985122300E4D941 /* MTLManagedObjectAdapterSpec.m */; };
 		5470B583198512AE00E4D941 /* MTLManagedObjectAdapter.h in Headers */ = {isa = PBXBuildFile; fileRef = 5470B5171985122200E4D941 /* MTLManagedObjectAdapter.h */; settings = {ATTRIBUTES = (Public, ); }; };
-		5470B5C819851F3900E4D941 /* EXTRuntimeExtensions.m in Sources */ = {isa = PBXBuildFile; fileRef = 5470B5C219851F3900E4D941 /* EXTRuntimeExtensions.m */; };
-		5470B5CC19851F3900E4D941 /* EXTScope.m in Sources */ = {isa = PBXBuildFile; fileRef = 5470B5C419851F3900E4D941 /* EXTScope.m */; };
 		5470B5D51985208C00E4D941 /* MTLCoreDataObjects.m in Sources */ = {isa = PBXBuildFile; fileRef = 5470B5D21985208C00E4D941 /* MTLCoreDataObjects.m */; };
 		5470B5D71985208C00E4D941 /* MTLCoreDataTestModels.m in Sources */ = {isa = PBXBuildFile; fileRef = 5470B5D41985208C00E4D941 /* MTLCoreDataTestModels.m */; };
 		5470B5DB1985209E00E4D941 /* TestModel.xcdatamodeld in Sources */ = {isa = PBXBuildFile; fileRef = 5470B5D91985209E00E4D941 /* TestModel.xcdatamodeld */; };
@@ -29,8 +27,6 @@
 		D0EB705C1AB747F000BBB455 /* CoreData.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = D0EB70591AB747E300BBB455 /* CoreData.framework */; };
 		D0EB705E1AB7487D00BBB455 /* Mantle.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = D0EB705D1AB7487D00BBB455 /* Mantle.framework */; };
 		D0EB705F1AB748C900BBB455 /* Mantle.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = D0EB705D1AB7487D00BBB455 /* Mantle.framework */; };
-		D0EB70601AB748E700BBB455 /* EXTRuntimeExtensions.m in Sources */ = {isa = PBXBuildFile; fileRef = 5470B5C219851F3900E4D941 /* EXTRuntimeExtensions.m */; };
-		D0EB70611AB748E700BBB455 /* EXTScope.m in Sources */ = {isa = PBXBuildFile; fileRef = 5470B5C419851F3900E4D941 /* EXTScope.m */; };
 		D0EB70651AB74A0A00BBB455 /* Quick.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = D0EB70631AB74A0A00BBB455 /* Quick.framework */; };
 		D0EB70671AB74A2200BBB455 /* Nimble.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = D0EB70661AB74A2200BBB455 /* Nimble.framework */; };
 		D0EB70681AB74A2200BBB455 /* Nimble.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = D0EB70661AB74A2200BBB455 /* Nimble.framework */; };
@@ -84,12 +80,6 @@
 		5470B599198514F700E4D941 /* Mac-Framework.xcconfig */ = {isa = PBXFileReference; lastKnownFileType = text.xcconfig; path = "Mac-Framework.xcconfig"; sourceTree = "<group>"; };
 		5470B59A198514F700E4D941 /* Mac-StaticLibrary.xcconfig */ = {isa = PBXFileReference; lastKnownFileType = text.xcconfig; path = "Mac-StaticLibrary.xcconfig"; sourceTree = "<group>"; };
 		5470B59B198514F700E4D941 /* README.md */ = {isa = PBXFileReference; lastKnownFileType = text; path = README.md; sourceTree = "<group>"; };
-		5470B5C019851F3900E4D941 /* EXTKeyPathCoding.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = EXTKeyPathCoding.h; sourceTree = "<group>"; };
-		5470B5C119851F3900E4D941 /* EXTRuntimeExtensions.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = EXTRuntimeExtensions.h; sourceTree = "<group>"; };
-		5470B5C219851F3900E4D941 /* EXTRuntimeExtensions.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = EXTRuntimeExtensions.m; sourceTree = "<group>"; };
-		5470B5C319851F3900E4D941 /* EXTScope.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = EXTScope.h; sourceTree = "<group>"; };
-		5470B5C419851F3900E4D941 /* EXTScope.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = EXTScope.m; sourceTree = "<group>"; };
-		5470B5C519851F3900E4D941 /* metamacros.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = metamacros.h; sourceTree = "<group>"; };
 		5470B5D11985208C00E4D941 /* MTLCoreDataObjects.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = MTLCoreDataObjects.h; sourceTree = "<group>"; };
 		5470B5D21985208C00E4D941 /* MTLCoreDataObjects.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = MTLCoreDataObjects.m; sourceTree = "<group>"; };
 		5470B5D31985208C00E4D941 /* MTLCoreDataTestModels.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = MTLCoreDataTestModels.h; sourceTree = "<group>"; };
@@ -212,7 +202,6 @@
 		5470B5111985122200E4D941 /* Supporting Files */ = {
 			isa = PBXGroup;
 			children = (
-				5470B5BF19851F3900E4D941 /* libextobjc */,
 				D0EB70581AB747C300BBB455 /* Info.plist */,
 			);
 			name = "Supporting Files";
@@ -306,20 +295,6 @@
 			path = "Mac OS X";
 			sourceTree = "<group>";
 		};
-		5470B5BF19851F3900E4D941 /* libextobjc */ = {
-			isa = PBXGroup;
-			children = (
-				5470B5C019851F3900E4D941 /* EXTKeyPathCoding.h */,
-				5470B5C119851F3900E4D941 /* EXTRuntimeExtensions.h */,
-				5470B5C219851F3900E4D941 /* EXTRuntimeExtensions.m */,
-				5470B5C319851F3900E4D941 /* EXTScope.h */,
-				5470B5C419851F3900E4D941 /* EXTScope.m */,
-				5470B5C519851F3900E4D941 /* metamacros.h */,
-			);
-			name = libextobjc;
-			path = extobjc;
-			sourceTree = "<group>";
-		};
 		5470B5D01985202F00E4D941 /* Specs */ = {
 			isa = PBXGroup;
 			children = (
@@ -447,6 +422,7 @@
 			developmentRegion = English;
 			hasScannedForEncodings = 0;
 			knownRegions = (
+				English,
 				en,
 			);
 			mainGroup = 5470B4FD1985122200E4D941;
@@ -498,8 +474,6 @@
 			isa = PBXSourcesBuildPhase;
 			buildActionMask = 2147483647;
 			files = (
-				5470B5CC19851F3900E4D941 /* EXTScope.m in Sources */,
-				5470B5C819851F3900E4D941 /* EXTRuntimeExtensions.m in Sources */,
 				5470B5191985122200E4D941 /* MTLManagedObjectAdapter.m in Sources */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
@@ -520,8 +494,6 @@
 			isa = PBXSourcesBuildPhase;
 			buildActionMask = 2147483647;
 			files = (
-				D0EB70611AB748E700BBB455 /* EXTScope.m in Sources */,
-				D0EB70601AB748E700BBB455 /* EXTRuntimeExtensions.m in Sources */,
 				D0EB70531AB7479700BBB455 /* MTLManagedObjectAdapter.m in Sources */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;

MTLManagedObjectAdapter/MTLManagedObjectAdapter.h

@@ -231,7 +231,7 @@ extern const NSInteger MTLManagedObjectAdapterErrorInvalidManagedObjectMapping;
 //         nil.
 //
 // Returns a value transformer or nil if no transformation should be used.
-+ (NSValueTransformer *)transformerForModelPropertiesOfClass:(Class)class;
++ (NSValueTransformer *)transformerForModelPropertiesOfClass:(Class)aClass;
 
 // A value transformer that should be used for a properties of the given
 // primitive type.

MTLManagedObjectAdapter/MTLManagedObjectAdapter.m

@@ -10,8 +10,8 @@
 
 #import <Mantle/Mantle.h>
 
-#import "EXTScope.h"
-#import "EXTRuntimeExtensions.h"
+#import <Mantle/MTLEXTScope.h>
+#import <Mantle/MTLEXTRuntimeExtensions.h>
 
 #import "MTLManagedObjectAdapter.h"
 
@@ -75,7 +75,7 @@ @interface MTLManagedObjectAdapter ()
 //
 // Returns a dictionary with the properties of modelClass that need
 // transformation as keys and the value transformers as values.
-- (NSDictionary *)valueTransformersForModelClass:(Class)class;
+- (NSDictionary *)valueTransformersForModelClass:(Class)aClass;
 
 // Initializes the receiver to serialize or deserialize a MTLModel of the given
 // class.
@@ -166,12 +166,14 @@ - (id)modelFromManagedObject:(NSManagedObject *)managedObject processedObjects:(
 	// any cycles when processing its relationships.
 	CFDictionaryAddValue(processedObjects, (__bridge void *)managedObject, (__bridge void *)model);
 
+    __block NSError *tmpError;
+
 	BOOL (^setValueForKey)(NSString *, id) = ^(NSString *key, id value) {
 		// Mark this as being autoreleased, because validateValue may return
 		// a new object to be stored in this variable (and we don't want ARC to
 		// double-free or leak the old or new values).
 		__autoreleasing id replaceableValue = value;
-		if (![model validateValue:&replaceableValue forKey:key error:error]) return NO;
+		if (![model validateValue:&replaceableValue forKey:key error:&tmpError]) return NO;
 
 		[model setValue:replaceableValue forKey:key];
 		return YES;
@@ -191,7 +193,7 @@ - (id)modelFromManagedObject:(NSManagedObject *)managedObject processedObjects:(
 				id<MTLTransformerErrorHandling> errorHandlingTransformer = (id)transformer;
 
 				BOOL success = YES;
-				value = [errorHandlingTransformer transformedValue:value success:&success error:error];
+				value = [errorHandlingTransformer transformedValue:value success:&success error:&tmpError];
 
 				if (!success) return NO;
 			} else if (transformer != nil) {
@@ -213,7 +215,7 @@ - (id)modelFromManagedObject:(NSManagedObject *)managedObject processedObjects:(
 					NSMutableArray *models = [NSMutableArray arrayWithCapacity:[relationshipCollection count]];
 
 					for (NSManagedObject *nestedObject in relationshipCollection) {
-						id<MTLManagedObjectSerializing> model = [self.class modelOfClass:nestedClass fromManagedObject:nestedObject processedObjects:processedObjects error:error];
+						id<MTLManagedObjectSerializing> model = [self.class modelOfClass:nestedClass fromManagedObject:nestedObject processedObjects:processedObjects error:&tmpError];
 						if (model == nil) return nil;
 
 						[models addObject:model];
@@ -233,7 +235,7 @@ - (id)modelFromManagedObject:(NSManagedObject *)managedObject processedObjects:(
 
 				if (nestedObject == nil) return YES;
 
-				id<MTLManagedObjectSerializing> model = [self.class modelOfClass:nestedClass fromManagedObject:nestedObject processedObjects:processedObjects error:error];
+				id<MTLManagedObjectSerializing> model = [self.class modelOfClass:nestedClass fromManagedObject:nestedObject processedObjects:processedObjects error:&tmpError];
 				if (model == nil) return NO;
 
 				return setValueForKey(propertyKey, model);
@@ -242,17 +244,14 @@ - (id)modelFromManagedObject:(NSManagedObject *)managedObject processedObjects:(
 
 		BOOL (^deserializeProperty)(NSPropertyDescription *) = ^(NSPropertyDescription *propertyDescription) {
 			if (propertyDescription == nil) {
-				if (error != NULL) {
-					NSString *failureReason = [NSString stringWithFormat:NSLocalizedString(@"No property by name \"%@\" exists on the entity.", @""), managedObjectKey];
-
-					NSDictionary *userInfo = @{
-											   NSLocalizedDescriptionKey: NSLocalizedString(@"Could not deserialize managed object", @""),
-											   NSLocalizedFailureReasonErrorKey: failureReason,
-											   };
+				NSString *failureReason = [NSString stringWithFormat:NSLocalizedString(@"No property by name \"%@\" exists on the entity.", @""), managedObjectKey];
 
-					*error = [NSError errorWithDomain:MTLManagedObjectAdapterErrorDomain code:MTLManagedObjectAdapterErrorInvalidManagedObjectKey userInfo:userInfo];
-				}
+				NSDictionary *userInfo = @{
+										   NSLocalizedDescriptionKey: NSLocalizedString(@"Could not deserialize managed object", @""),
+										   NSLocalizedFailureReasonErrorKey: failureReason,
+										   };
 
+				tmpError = [NSError errorWithDomain:MTLManagedObjectAdapterErrorDomain code:MTLManagedObjectAdapterErrorInvalidManagedObjectKey userInfo:userInfo];
 				return NO;
 			}
 
@@ -263,22 +262,24 @@ - (id)modelFromManagedObject:(NSManagedObject *)managedObject processedObjects:(
 			} else if ([propertyClassName isEqual:@"NSRelationshipDescription"]) {
 				return deserializeRelationship((id)propertyDescription);
 			} else {
-				if (error != NULL) {
-					NSString *failureReason = [NSString stringWithFormat:NSLocalizedString(@"Property descriptions of class %@ are unsupported.", @""), propertyClassName];
-
-					NSDictionary *userInfo = @{
-											   NSLocalizedDescriptionKey: NSLocalizedString(@"Could not deserialize managed object", @""),
-											   NSLocalizedFailureReasonErrorKey: failureReason,
-											   };
+				NSString *failureReason = [NSString stringWithFormat:NSLocalizedString(@"Property descriptions of class %@ are unsupported.", @""), propertyClassName];
 
-					*error = [NSError errorWithDomain:MTLManagedObjectAdapterErrorDomain code:MTLManagedObjectAdapterErrorUnsupportedManagedObjectPropertyType userInfo:userInfo];
-				}
+				NSDictionary *userInfo = @{
+										   NSLocalizedDescriptionKey: NSLocalizedString(@"Could not deserialize managed object", @""),
+										   NSLocalizedFailureReasonErrorKey: failureReason,
+										   };
 
+				tmpError = [NSError errorWithDomain:MTLManagedObjectAdapterErrorDomain code:MTLManagedObjectAdapterErrorUnsupportedManagedObjectPropertyType userInfo:userInfo];
 				return NO;
 			}
 		};
 
-		if (!deserializeProperty(managedObjectProperties[managedObjectKey])) return nil;
+        if (!deserializeProperty(managedObjectProperties[managedObjectKey])) {
+            if (tmpError && error) {
+                *error = tmpError;
+            }
+            return nil;
+        }
 	}
 
 	return model;
@@ -452,7 +453,7 @@ - (id)managedObjectFromModel:(id<MTLManagedObjectSerializing>)model insertingInt
 					id<MTLTransformerErrorHandling> errorHandlingTransformer = (id)transformer;
 
 					BOOL success = YES;
-					transformedValue = [errorHandlingTransformer reverseTransformedValue:value success:&success error:error];
+					transformedValue = [errorHandlingTransformer reverseTransformedValue:value success:&success error:&tmpError];
 
 					if (!success) return NO;
 				} else {
@@ -740,7 +741,7 @@ - (NSDictionary *)valueTransformersForModelClass:(Class)modelClass {
 
 		if (property == NULL) continue;
 
-		mtl_moa_propertyAttributes *attributes = mtl_moa_copyPropertyAttributes(property);
+		mtl_propertyAttributes *attributes = mtl_copyPropertyAttributes(property);
 		@onExit {
 			free(attributes);
 		};
@@ -761,10 +762,10 @@ - (NSDictionary *)valueTransformersForModelClass:(Class)modelClass {
 	return result;
 }
 
-+ (NSValueTransformer *)transformerForModelPropertiesOfClass:(Class)class {
-	NSParameterAssert(class != nil);
++ (NSValueTransformer *)transformerForModelPropertiesOfClass:(Class)aClass {
+	NSParameterAssert(aClass != nil);
 
-	SEL selector = MTLSelectorWithKeyPattern(NSStringFromClass(class), "EntityAttributeTransformer");
+	SEL selector = MTLSelectorWithKeyPattern(NSStringFromClass(aClass), "EntityAttributeTransformer");
 	if (![self respondsToSelector:selector]) return nil;
 
 	NSInvocation *invocation = [NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:selector]];