WIP: transactions in ObjC

Sources/ObjectiveC/CSError.swift

@@ -0,0 +1,82 @@
+//
+//  CSError.swift
+//  CoreStore
+//
+//  Copyright © 2016 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.
+//
+
+
+// MARK: - CSError
+
+/**
+ The `CSError` provides a facade for CoreStore Objective-C constants.
+ */
+public final class CSError: NSObject {
+    
+    /**
+     The `NSError` error domain for `CSCoreStore`.
+     */
+    @objc
+    public static let domain = CoreStoreErrorDomain
+    
+    
+    // MARK: Private
+    
+    private override init() {
+        
+        fatalError()
+    }
+}
+
+
+// MARK: - CSErrorCode
+
+/**
+ The `NSError` error codes for `CSError.Domain`.
+ */
+@objc
+public enum CSErrorCode: Int {
+    
+    /**
+     A failure occured because of an unknown error.
+     */
+    case UnknownError
+    
+    /**
+     The `NSPersistentStore` could note be initialized because another store existed at the specified `NSURL`.
+     */
+    case DifferentPersistentStoreExistsAtURL
+    
+    /**
+     An `NSMappingModel` could not be found for a specific source and destination model versions.
+     */
+    case MappingModelNotFound
+    
+    /**
+     Progressive migrations are disabled for a store, but an `NSMappingModel` could not be found for a specific source and destination model versions.
+     */
+    case ProgressiveMigrationRequired
+    
+    /**
+     An internal SDK call failed with the specified "NSError" userInfo key.
+     */
+    case InternalError
+}