Flatten file directories (fixes #159)

Sources/CSTweak.swift

@@ -0,0 +1,101 @@
+//
+//  CSTweak.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.
+//
+
+import Foundation
+import CoreData
+
+
+// MARK: - CSTweak
+
+/**
+ The `CSTweak` serves as the Objective-C bridging type for `Tweak`.
+ 
+ - SeeAlso: `Tweak`
+ */
+@objc
+public final class CSTweak: NSObject, CSFetchClause, CSQueryClause, CSDeleteClause, CoreStoreObjectiveCType {
+    
+    /**
+     The block to customize the `NSFetchRequest`
+     */
+    @objc
+    public var block: (_ fetchRequest: NSFetchRequest<NSFetchRequestResult>) -> Void {
+        
+        return self.bridgeToSwift.closure
+    }
+    
+    /**
+     Initializes a `CSTweak` clause with a closure where the `NSFetchRequest` may be configured.
+     
+     - Important: `CSTweak`'s closure is executed only just before the fetch occurs, so make sure that any values captured by the closure is not prone to race conditions. Also, some utilities (such as `CSListMonitor`s) may keep `CSFetchClause`s in memory and may thus introduce retain cycles if reference captures are not handled properly.
+     - parameter block: the block to customize the `NSFetchRequest`
+     */
+    @objc
+    public convenience init(block: @escaping (_ fetchRequest: NSFetchRequest<NSFetchRequestResult>) -> Void) {
+        
+        self.init(Tweak(block))
+    }
+    
+    
+    // MARK: NSObject
+    
+    public override var description: String {
+        
+        return "(\(String(reflecting: type(of: self)))) \(self.bridgeToSwift.coreStoreDumpString)"
+    }
+    
+    
+    // MARK: CSFetchClause, CSQueryClause, CSDeleteClause
+    
+    @objc
+    public func applyToFetchRequest(_ fetchRequest: NSFetchRequest<NSFetchRequestResult>) {
+        
+        self.bridgeToSwift.applyToFetchRequest(fetchRequest)
+    }
+    
+    
+    // MARK: CoreStoreObjectiveCType
+    
+    public let bridgeToSwift: Tweak
+    
+    public init(_ swiftValue: Tweak) {
+        
+        self.bridgeToSwift = swiftValue
+        super.init()
+    }
+}
+
+
+// MARK: - Tweak
+
+extension Tweak: CoreStoreSwiftType {
+    
+    // MARK: CoreStoreSwiftType
+    
+    public var bridgeToObjectiveC: CSTweak {
+        
+        return CSTweak(self)
+    }
+}