Updated to address "NSSecureUnarchiveFromData" depreciation warning. SPM updated.

Package.swift

@@ -1,30 +1,24 @@
-/*
- * The MIT License (MIT)
- *
- * Copyright (C) 2019, CosmicMind, Inc. <http://cosmicmind.com>.
- * All rights reserved.
- *
- * 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.
- */
-
-// swift-tools-version:3.1
-
+// swift-tools-version:5.3
 import PackageDescription
 
-let package = Package(name: "Graph")
+let package = Package(
+    name: "Graph",
+    platforms: [
+        .iOS("12.0"),
+      .macOS("10.14")
+    ],
+    products: [
+        .library(
+            name: "Graph",
+            targets: ["Graph"]),
+    ],
+    targets: [
+        // Targets are the basic building blocks of a package. A target can define a module or a test suite.
+        // Targets can depend on other targets in this package, and on products in packages which this package depends on.
+        .target(
+            name: "Graph",
+            path: "Sources"
+        ),
+    ],
+    swiftLanguageVersions: [.v5]
+)

README.md

@@ -26,8 +26,8 @@ Graph is a semantic database that is used to create data-driven applications.
 
 ## Requirements
 
-* iOS 8.0+ / Mac OS X 10.10+
-* Xcode 8.0+
+* iOS 12.0+ / Mac OS X 10.14+
+* Xcode 10.0+
 
 ## Communication
 
@@ -39,9 +39,17 @@ Graph is a semantic database that is used to create data-driven applications.
 
 ## Installation
 
-> **Embedded frameworks require a minimum deployment target of iOS 8.**
+> **Embedded frameworks require a minimum deployment target of iOS 12.**
 > - [Download Graph](https://github.com/CosmicMind/Graph/archive/master.zip)
 
+## Swift Package Manager
+To add Graph to a [Swift Package Manager](https://swift.org/package-manager/) based project, add:
+
+```swift
+.package(url: "https://github.com/CosmicMind/Graph", .branch("development")),
+```
+to your `Package.swift` files `dependencies` array.
+
 ## CocoaPods
 
 [CocoaPods](http://cocoapods.org) is a dependency manager for Cocoa projects. You can install it with the following command:

Sources/DefaultTransformer.swift

@@ -0,0 +1,51 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (C) 2019, CosmicMind, Inc. <http://cosmicmind.com>.
+ * All rights reserved.
+ *
+ * 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
+
+@objc(DefaultTransformer)
+internal class DefaultTransformer: ValueTransformer {
+    override class func transformedValueClass() -> AnyClass {
+        return NSData.self
+    }
+
+    override open func reverseTransformedValue(_ value: Any?) -> Any? {
+        guard let value = value as? Data else {
+            return nil
+        }
+      return try? NSKeyedUnarchiver.unarchiveTopLevelObjectWithData(value)
+    }
+
+    override class func allowsReverseTransformation() -> Bool {
+        return true
+    }
+
+    override func transformedValue(_ value: Any?) -> Any? {
+        guard let value = value else {
+            return nil
+        }
+        return try? NSKeyedArchiver.archivedData(withRootObject: value, requiringSecureCoding: true)
+    }
+}

Sources/Model.swift

@@ -164,6 +164,9 @@ internal struct Model {
     propertyValue.name = "object"
     propertyValue.attributeType = .transformableAttributeType
     propertyValue.attributeValueClassName = "Any"
+    if #available(iOS 12, *) {
+      propertyValue.valueTransformerName = "DefaultTransformer"
+    }
     propertyValue.isOptional = false
     propertyValue.allowsExternalBinaryDataStorage = true
     entityPropertyProperties.append(propertyValue.copy() as! NSAttributeDescription)