WIP: prototype for ManagedObjectProtocol

2026-07-08 22:05:19 +02:00 · 2017-04-05 21:56:19 +09:00
parent 258c237100
commit 8b77e4e5a0
44 changed files with 1244 additions and 823 deletions
@@ -0,0 +1,69 @@
+//
+//  Attribute+Querying.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 CoreData
+import Foundation
+
+
+// MARK: - AttributeContainer.Required
+
+public extension AttributeContainer.Required where V: CVarArg {
+    
+    public static func == (_ attribute: AttributeContainer<O>.Required<V>, _ value: V) -> Where {
+        
+        return Where(attribute.keyPath, isEqualTo: value)
+    }
+    public static func < (_ attribute: AttributeContainer<O>.Required<V>, _ value: V) -> Where {
+        
+        return Where("%K < %@", attribute.keyPath, value)
+    }
+    public static func > (_ attribute: AttributeContainer<O>.Required<V>, _ value: V) -> Where {
+        
+        return Where("%K > %@", attribute.keyPath, value)
+    }
+    public static func <= (_ attribute: AttributeContainer<O>.Required<V>, _ value: V) -> Where {
+        
+        return Where("%K <= %@", attribute.keyPath, value)
+    }
+    public static func >= (_ attribute: AttributeContainer<O>.Required<V>, _ value: V) -> Where {
+        
+        return Where("%K >= %@", attribute.keyPath, value)
+    }
+    public static func != (_ attribute: AttributeContainer<O>.Required<V>, _ value: V) -> Where {
+        
+        return Where("%K != %@", attribute.keyPath, value)
+    }
+}
+
+
+// MARK: - AttributeContainer.Optional
+
+public extension AttributeContainer.Optional where V: CVarArg {
+    
+    public static func == (_ attribute: AttributeContainer<O>.Optional<V>, _ value: V?) -> Where {
+        
+        return Where(attribute.keyPath, isEqualTo: value)
+    }
+}