added .swift-version file

.swift-version

@@ -0,0 +1 @@
+3.0.1

CoreStore.podspec

@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
     s.name = "CoreStore"
-    s.version = "3.0.0"
+    s.version = "3.0.1"
     s.license = "MIT"
     s.summary = "Unleashing the real power of Core Data with the elegance and safety of Swift"
     s.homepage = "https://github.com/JohnEstropia/CoreStore"

CoreStore.xcodeproj/project.pbxproj

@@ -80,6 +80,10 @@
 		B50392FA1C47963F009900CA /* NSManagedObject+Transaction.swift in Sources */ = {isa = PBXBuildFile; fileRef = B50392F81C478FF3009900CA /* NSManagedObject+Transaction.swift */; };
 		B50392FB1C479640009900CA /* NSManagedObject+Transaction.swift in Sources */ = {isa = PBXBuildFile; fileRef = B50392F81C478FF3009900CA /* NSManagedObject+Transaction.swift */; };
 		B504D0D61B02362500B2BBB1 /* CoreStore+Setup.swift in Sources */ = {isa = PBXBuildFile; fileRef = B504D0D51B02362500B2BBB1 /* CoreStore+Setup.swift */; };
+		B50956B81E30B810003DF913 /* CoreDataNativeType.swift in Sources */ = {isa = PBXBuildFile; fileRef = B50956B71E30B810003DF913 /* CoreDataNativeType.swift */; };
+		B50956B91E30B810003DF913 /* CoreDataNativeType.swift in Sources */ = {isa = PBXBuildFile; fileRef = B50956B71E30B810003DF913 /* CoreDataNativeType.swift */; };
+		B50956BA1E30B810003DF913 /* CoreDataNativeType.swift in Sources */ = {isa = PBXBuildFile; fileRef = B50956B71E30B810003DF913 /* CoreDataNativeType.swift */; };
+		B50956BB1E30B810003DF913 /* CoreDataNativeType.swift in Sources */ = {isa = PBXBuildFile; fileRef = B50956B71E30B810003DF913 /* CoreDataNativeType.swift */; };
 		B51BE06A1B47FC4B0069F532 /* NSManagedObjectModel+Setup.swift in Sources */ = {isa = PBXBuildFile; fileRef = B51BE0691B47FC4B0069F532 /* NSManagedObjectModel+Setup.swift */; };
 		B51FE5AB1CD4D00300E54258 /* CoreStore+CustomDebugStringConvertible.swift in Sources */ = {isa = PBXBuildFile; fileRef = B51FE5AA1CD4D00300E54258 /* CoreStore+CustomDebugStringConvertible.swift */; };
 		B51FE5AD1CD4D00300E54258 /* CoreStore+CustomDebugStringConvertible.swift in Sources */ = {isa = PBXBuildFile; fileRef = B51FE5AA1CD4D00300E54258 /* CoreStore+CustomDebugStringConvertible.swift */; };
@@ -596,6 +600,7 @@
 		B501FDE61CA8D20500BE22EF /* CSListObserver.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = CSListObserver.swift; sourceTree = "<group>"; };
 		B50392F81C478FF3009900CA /* NSManagedObject+Transaction.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = "NSManagedObject+Transaction.swift"; sourceTree = "<group>"; };
 		B504D0D51B02362500B2BBB1 /* CoreStore+Setup.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = "CoreStore+Setup.swift"; sourceTree = "<group>"; };
+		B50956B71E30B810003DF913 /* CoreDataNativeType.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = CoreDataNativeType.swift; sourceTree = "<group>"; };
 		B51BE0691B47FC4B0069F532 /* NSManagedObjectModel+Setup.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = "NSManagedObjectModel+Setup.swift"; sourceTree = "<group>"; };
 		B51FE5AA1CD4D00300E54258 /* CoreStore+CustomDebugStringConvertible.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = "CoreStore+CustomDebugStringConvertible.swift"; sourceTree = "<group>"; };
 		B5202CF91C04688100DED140 /* NSFetchedResultsController+Convenience.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = "NSFetchedResultsController+Convenience.swift"; sourceTree = "<group>"; };
@@ -1093,6 +1098,7 @@
 				B5F1DA8C1B9AA97D007C5CBB /* ImportableObject.swift */,
 				B5F1DA8F1B9AA991007C5CBB /* ImportableUniqueObject.swift */,
 				B5E834B81B76311F001D3D50 /* BaseDataTransaction+Importing.swift */,
+				B50956B71E30B810003DF913 /* CoreDataNativeType.swift */,
 			);
 			path = Importing;
 			sourceTree = "<group>";
@@ -1593,6 +1599,7 @@
 				B5F1DA8D1B9AA97D007C5CBB /* ImportableObject.swift in Sources */,
 				B56965241B356B820075EE4A /* MigrationResult.swift in Sources */,
 				B5FE4DAC1C85D44E00FA6A91 /* SQLiteStore.swift in Sources */,
+				B50956B81E30B810003DF913 /* CoreDataNativeType.swift in Sources */,
 				B501FDE71CA8D20500BE22EF /* CSListObserver.swift in Sources */,
 				B501FDE21CA8D1F500BE22EF /* CSListMonitor.swift in Sources */,
 				2F291E2719C6D3CF007AF63F /* CoreStore.swift in Sources */,
@@ -1745,6 +1752,7 @@
 				82BA18B01C4BBD3100A0916E /* NSManagedObject+Transaction.swift in Sources */,
 				82BA18D41C4BBD7100A0916E /* NSManagedObjectContext+Querying.swift in Sources */,
 				82BA18D51C4BBD7100A0916E /* NSManagedObjectContext+Setup.swift in Sources */,
+				B50956B91E30B810003DF913 /* CoreDataNativeType.swift in Sources */,
 				B501FDE91CA8D20500BE22EF /* CSListObserver.swift in Sources */,
 				B501FDE41CA8D1F500BE22EF /* CSListMonitor.swift in Sources */,
 				B5FE4DA31C8481E100FA6A91 /* StorageInterface.swift in Sources */,
@@ -1897,6 +1905,7 @@
 				B5220E231D130826009BC71E /* NSFetchedResultsController+ObjectiveC.swift in Sources */,
 				B52DD19D1BE1F92C00949AFE /* BaseDataTransaction.swift in Sources */,
 				B5220E131D1305ED009BC71E /* SectionBy.swift in Sources */,
+				B50956BB1E30B810003DF913 /* CoreDataNativeType.swift in Sources */,
 				B559CD4D1CAA8C6D00E4D58B /* CSStorageInterface.swift in Sources */,
 				B5ECDBE91CA6BEA300C7F112 /* CSClauseTypes.swift in Sources */,
 				B52DD1B81BE1F94000949AFE /* DataStack+Migration.swift in Sources */,
@@ -2049,6 +2058,7 @@
 				B5FE4DA41C8481E100FA6A91 /* StorageInterface.swift in Sources */,
 				B56321B31BD6521C006C9394 /* NSManagedObjectContext+Setup.swift in Sources */,
 				B501FDEA1CA8D20500BE22EF /* CSListObserver.swift in Sources */,
+				B50956BA1E30B810003DF913 /* CoreDataNativeType.swift in Sources */,
 				B501FDE51CA8D1F500BE22EF /* CSListMonitor.swift in Sources */,
 				B5ECDC141CA816E500C7F112 /* CSTweak.swift in Sources */,
 				B56321AE1BD6521C006C9394 /* NotificationObserver.swift in Sources */,

CoreStoreTests/ImportTests.swift

@@ -33,6 +33,45 @@ import CoreStore
 
 class ImportTests: BaseTestDataTestCase {
     
+    @objc
+    dynamic func test_ThatAttributeProtocols_BehaveCorrectly() {
+        
+        XCTAssertEqual(NSNumber.cs_fromNativeType(NSNumber(value: true))?.boolValue, true)
+        XCTAssertEqual(NSNumber.cs_fromNativeType(NSNumber(value: Int16.max))?.int16Value, Int16.max)
+        XCTAssertEqual(NSNumber.cs_fromNativeType(NSNumber(value: Int32.max))?.int32Value, Int32.max)
+        XCTAssertEqual(NSNumber.cs_fromNativeType(NSNumber(value: Int64.max))?.int64Value, Int64.max)
+        XCTAssertEqual(NSNumber.cs_fromNativeType(NSNumber(value: MAXFLOAT))?.floatValue, MAXFLOAT)
+        XCTAssertEqual(NSNumber.cs_fromNativeType(NSNumber(value: Double(MAXFLOAT)))?.doubleValue, Double(MAXFLOAT))
+        
+        XCTAssertEqual(NSDecimalNumber.cs_fromNativeType(NSDecimalNumber(string: "1"))?.boolValue, true)
+        XCTAssertEqual(NSDecimalNumber.cs_fromNativeType(NSDecimalNumber(string: Int16.max.description))?.int16Value, Int16.max)
+        XCTAssertEqual(NSDecimalNumber.cs_fromNativeType(NSDecimalNumber(string: Int32.max.description))?.int32Value, Int32.max)
+        XCTAssertEqual(NSDecimalNumber.cs_fromNativeType(NSDecimalNumber(string: Int64.max.description))?.int64Value, Int64.max)
+        XCTAssertEqual(NSDecimalNumber.cs_fromNativeType(NSDecimalNumber(string: MAXFLOAT.description))?.doubleValue, NSDecimalNumber(string: MAXFLOAT.description).doubleValue)
+        XCTAssertEqual(NSDecimalNumber.cs_fromNativeType(NSDecimalNumber(string: MAXFLOAT.description))?.floatValue, NSDecimalNumber(string: MAXFLOAT.description).floatValue)
+        
+        XCTAssertEqual(NSNumber.cs_fromNativeType(NSDecimalNumber(string: "1"))?.boolValue, true)
+        XCTAssertEqual(NSNumber.cs_fromNativeType(NSDecimalNumber(string: Int16.max.description))?.int16Value, Int16.max)
+        XCTAssertEqual(NSNumber.cs_fromNativeType(NSDecimalNumber(string: Int32.max.description))?.int32Value, Int32.max)
+        XCTAssertEqual(NSNumber.cs_fromNativeType(NSDecimalNumber(string: Int64.max.description))?.int64Value, Int64.max)
+        XCTAssertEqual(NSNumber.cs_fromNativeType(NSDecimalNumber(string: MAXFLOAT.description))?.doubleValue, NSDecimalNumber(string: MAXFLOAT.description).doubleValue)
+        XCTAssertEqual(NSNumber.cs_fromNativeType(NSDecimalNumber(string: MAXFLOAT.description))?.floatValue, NSDecimalNumber(string: MAXFLOAT.description).floatValue)
+        
+        XCTAssertNil(NSDecimalNumber.cs_fromNativeType(NSNumber(value: true)))
+        XCTAssertNil(NSDecimalNumber.cs_fromNativeType(NSNumber(value: Int16.max)))
+        XCTAssertNil(NSDecimalNumber.cs_fromNativeType(NSNumber(value: Int32.max)))
+        XCTAssertNil(NSDecimalNumber.cs_fromNativeType(NSNumber(value: Int64.max)))
+        XCTAssertNil(NSDecimalNumber.cs_fromNativeType(NSNumber(value: MAXFLOAT)))
+        XCTAssertNil(NSDecimalNumber.cs_fromNativeType(NSNumber(value: Double(MAXFLOAT))))
+        
+        XCTAssertEqual(true.cs_toNativeType(), NSNumber(value: true))
+        XCTAssertEqual(Int16.max.cs_toNativeType(), NSNumber(value: Int16.max))
+        XCTAssertEqual(Int32.max.cs_toNativeType(), NSNumber(value: Int32.max))
+        XCTAssertEqual(Int64.max.cs_toNativeType(), NSNumber(value: Int64.max))
+        XCTAssertEqual(MAXFLOAT.cs_toNativeType(), NSNumber(value: MAXFLOAT))
+        XCTAssertEqual(Double(MAXFLOAT).cs_toNativeType(), NSNumber(value: Double(MAXFLOAT)))
+    }
+    
     @objc
     dynamic func test_ThatImportObject_CanSkipImport() {
         

Sources/Importing/CoreDataNativeType.swift

@@ -0,0 +1,316 @@
+//
+//  CoreDataNativeType.swift
+//  CoreStore
+//
+//  Copyright © 2017 John Rommel Estropia
+//
+//  Permission is hereby granted, free of charge, to any person obtaining a copy
+//  of this software and associated documentation files (the "Software"), to deal
+//  in the Software without restriction, including without limitation the rights
+//  to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+//  copies of the Software, and to permit persons to whom the Software is
+//  furnished to do so, subject to the following conditions:
+//
+//  The above copyright notice and this permission notice shall be included in all
+//  copies or substantial portions of the Software.
+//
+//  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+//  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+//  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+//  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+//  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+//  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+//  SOFTWARE.
+//
+
+import Foundation
+import CoreData
+
+
+// MARK: - CoreDataNativeType
+
+public protocol CoreDataNativeType: class, NSObjectProtocol, AnyObject {}
+
+extension NSNumber: CoreDataNativeType {}
+extension NSString: CoreDataNativeType {}
+extension NSDate: CoreDataNativeType {}
+extension NSData: CoreDataNativeType {}
+extension NSSet: CoreDataNativeType {}
+extension NSOrderedSet: CoreDataNativeType {}
+
+
+public protocol CoreStoreSupportedAttributeType {
+    
+    associatedtype CoreStoreNativeType: CoreDataNativeType
+    
+    static func cs_fromNativeType(_ value: CoreStoreNativeType) -> Self?
+    func cs_toNativeType() -> CoreStoreNativeType
+}
+
+extension NSNumber: CoreStoreSupportedAttributeType {
+    
+    public typealias CoreStoreNativeType = NSNumber
+    
+    public class func cs_fromNativeType(_ value: CoreStoreNativeType) -> Self? {
+        
+        func forceCast<T: NSNumber>(_ value: Any) -> T? {
+            
+            return value as? T
+        }
+        return forceCast(value)
+    }
+    
+    public func cs_toNativeType() -> CoreStoreNativeType {
+        
+        return self
+    }
+}
+
+extension NSString: CoreStoreSupportedAttributeType {
+    
+    public typealias CoreStoreNativeType = NSString
+    
+    public class func cs_fromNativeType(_ value: CoreStoreNativeType) -> Self? {
+        
+        func forceCast<T: NSString>(_ value: Any) -> T? {
+            
+            return value as? T
+        }
+        return forceCast(value)
+    }
+    
+    public func cs_toNativeType() -> CoreStoreNativeType {
+        
+        return self
+    }
+}
+
+extension NSDate: CoreStoreSupportedAttributeType {
+    
+    public typealias CoreStoreNativeType = NSDate
+    
+    public class func cs_fromNativeType(_ value: CoreStoreNativeType) -> Self? {
+        
+        func forceCast<T: NSDate>(_ value: Any) -> T? {
+            
+            return value as? T
+        }
+        return forceCast(value)
+    }
+    
+    public func cs_toNativeType() -> CoreStoreNativeType {
+        
+        return self
+    }
+}
+
+extension NSData: CoreStoreSupportedAttributeType {
+    
+    public typealias CoreStoreNativeType = NSData
+    
+    public class func cs_fromNativeType(_ value: CoreStoreNativeType) -> Self? {
+        
+        func forceCast<T: NSData>(_ value: Any) -> T? {
+            
+            return value as? T
+        }
+        return forceCast(value)
+    }
+    
+    public func cs_toNativeType() -> CoreStoreNativeType {
+        
+        return self
+    }
+}
+
+extension NSSet: CoreStoreSupportedAttributeType {
+    
+    public typealias CoreStoreNativeType = NSSet
+    
+    public class func cs_fromNativeType(_ value: CoreStoreNativeType) -> Self? {
+        
+        func forceCast<T: NSSet>(_ value: Any) -> T? {
+            
+            return value as? T
+        }
+        return forceCast(value)
+    }
+    
+    public func cs_toNativeType() -> CoreStoreNativeType {
+        
+        return self
+    }
+}
+
+extension NSOrderedSet: CoreStoreSupportedAttributeType {
+    
+    public typealias CoreStoreNativeType = NSOrderedSet
+    
+    public class func cs_fromNativeType(_ value: CoreStoreNativeType) -> Self? {
+        
+        func forceCast<T: NSOrderedSet>(_ value: Any) -> T? {
+            
+            return value as? T
+        }
+        return forceCast(value)
+    }
+    
+    public func cs_toNativeType() -> CoreStoreNativeType {
+        
+        return self
+    }
+}
+
+
+
+extension Bool: CoreStoreSupportedAttributeType {
+    
+    public typealias CoreStoreNativeType = NSNumber
+    
+    public static func cs_fromNativeType(_ value: CoreStoreNativeType) -> Bool? {
+        
+        return value as Bool
+    }
+    
+    public func cs_toNativeType() -> CoreStoreNativeType {
+        
+        return self as NSNumber
+    }
+}
+
+extension Int16: CoreStoreSupportedAttributeType {
+    
+    public typealias CoreStoreNativeType = NSNumber
+    
+    public static func cs_fromNativeType(_ value: CoreStoreNativeType) -> Int16? {
+        
+        return value as Int16
+    }
+    
+    public func cs_toNativeType() -> CoreStoreNativeType {
+        
+        return self as NSNumber
+    }
+}
+
+extension Int32: CoreStoreSupportedAttributeType {
+    
+    public typealias CoreStoreNativeType = NSNumber
+    
+    public static func cs_fromNativeType(_ value: CoreStoreNativeType) -> Int32? {
+        
+        return value as Int32
+    }
+    
+    public func cs_toNativeType() -> CoreStoreNativeType {
+        
+        return self as NSNumber
+    }
+}
+
+extension Int64: CoreStoreSupportedAttributeType {
+    
+    public typealias CoreStoreNativeType = NSNumber
+    
+    public static func cs_fromNativeType(_ value: CoreStoreNativeType) -> Int64? {
+        
+        return value as Int64
+    }
+    
+    public func cs_toNativeType() -> CoreStoreNativeType {
+        
+        return self as NSNumber
+    }
+}
+
+extension Double: CoreStoreSupportedAttributeType {
+    
+    public typealias CoreStoreNativeType = NSNumber
+    
+    public static func cs_fromNativeType(_ value: CoreStoreNativeType) -> Double? {
+        
+        return value as Double
+    }
+    
+    public func cs_toNativeType() -> CoreStoreNativeType {
+        
+        return self as NSNumber
+    }
+}
+
+extension Float: CoreStoreSupportedAttributeType {
+    
+    public typealias CoreStoreNativeType = NSNumber
+    
+    public static func cs_fromNativeType(_ value: CoreStoreNativeType) -> Float? {
+        
+        return value as Float
+    }
+    
+    public func cs_toNativeType() -> CoreStoreNativeType {
+        
+        return self as NSNumber
+    }
+}
+
+extension Date: CoreStoreSupportedAttributeType {
+    
+    public typealias CoreStoreNativeType = NSDate
+    
+    public static func cs_fromNativeType(_ value: CoreStoreNativeType) -> Date? {
+        
+        return value as Date
+    }
+    
+    public func cs_toNativeType() -> CoreStoreNativeType {
+        
+        return self as NSDate
+    }
+}
+
+extension String: CoreStoreSupportedAttributeType {
+    
+    public typealias CoreStoreNativeType = NSString
+    
+    public static func cs_fromNativeType(_ value: CoreStoreNativeType) -> String? {
+        
+        return value as String
+    }
+    
+    public func cs_toNativeType() -> CoreStoreNativeType {
+        
+        return self as NSString
+    }
+}
+
+extension Data: CoreStoreSupportedAttributeType {
+    
+    public typealias CoreStoreNativeType = NSData
+    
+    public static func cs_fromNativeType(_ value: CoreStoreNativeType) -> Data? {
+        
+        return value as Data
+    }
+    
+    public func cs_toNativeType() -> CoreStoreNativeType {
+        
+        return self as NSData
+    }
+}
+
+extension Set: CoreStoreSupportedAttributeType {
+    
+    public typealias CoreStoreNativeType = NSSet
+    
+    public static func cs_fromNativeType(_ value: CoreStoreNativeType) -> Set? {
+        
+        return value as? Set
+    }
+    
+    public func cs_toNativeType() -> CoreStoreNativeType {
+        
+        return self as NSSet
+    }
+}
+
+

Sources/Importing/ImportableObject.swift

@@ -48,7 +48,7 @@ import CoreData
  }
  ```
  */
-public protocol ImportableObject: class {
+public protocol ImportableObject: class, NSObjectProtocol, AnyObject {
     
     /**
      The data type for the import source. This is most commonly an `NSDictionary` or another external source such as an `NSUserDefaults`.

Sources/Importing/ImportableUniqueObject.swift

@@ -59,7 +59,7 @@ public protocol ImportableUniqueObject: ImportableObject {
     /**
      The data type for the entity's unique ID attribute
      */
-    associatedtype UniqueIDType: NSObject
+    associatedtype UniqueIDType: CoreStoreSupportedAttributeType
     
     /**
      The keyPath to the entity's unique ID attribute
@@ -67,7 +67,8 @@ public protocol ImportableUniqueObject: ImportableObject {
     static var uniqueIDKeyPath: String { get }
     
     /**
-     The object's unique ID value
+     The object's unique ID value. The default implementation returns the value of the attribute pertained to by `uniqueIDKeyPath`
+     - Important: It is the developer's responsibility to ensure that the attribute value pertained by `uniqueIDKeyPath` is not `nil` during the call to `uniqueIDValue`.
      */
     var uniqueIDValue: UniqueIDType { get set }
     
@@ -181,3 +182,26 @@ public extension ImportableUniqueObject {
         try self.update(from: source, in: transaction)
     }
 }
+
+
+// MARK: - ImportableUniqueObject (Default Implementations)
+
+public extension ImportableUniqueObject where Self: NSManagedObject {
+    
+    var uniqueIDValue: UniqueIDType {
+        
+        get {
+            
+            return UniqueIDType.cs_fromNativeType(
+                self.value(forKey: type(of: self).uniqueIDKeyPath) as! UniqueIDType.CoreStoreNativeType
+            )!
+        }
+        set {
+            
+            self.setValue(
+                newValue.cs_toNativeType(),
+                forKey: type(of: self).uniqueIDKeyPath
+            )
+        }
+    }
+}

Sources/Info.plist

@@ -15,7 +15,7 @@
 	<key>CFBundlePackageType</key>
 	<string>FMWK</string>
 	<key>CFBundleShortVersionString</key>
-	<string>3.0.0</string>
+	<string>3.0.1</string>
 	<key>CFBundleSignature</key>
 	<string>????</string>
 	<key>CFBundleVersion</key>