mirror of
https://github.com/JohnEstropia/CoreStore.git
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94 lines
2.7 KiB
Swift
94 lines
2.7 KiB
Swift
//
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// Internals.EntityIdentifier.swift
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// CoreStore
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//
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// Copyright © 2018 John Rommel Estropia
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in all
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// copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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// SOFTWARE.
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//
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import CoreData
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import Foundation
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// MARK: - Internal
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extension Internals {
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// MARK: - EntityIdentifier
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internal struct EntityIdentifier: Hashable {
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// MARK: - Category
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internal enum Category: Int {
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case coreData
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case coreStore
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}
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// MARK: -
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internal let category: Category
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internal let interfacedClassName: String
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internal init(_ type: NSManagedObject.Type) {
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self.category = .coreData
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self.interfacedClassName = NSStringFromClass(type)
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}
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internal init(_ type: CoreStoreObject.Type) {
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self.category = .coreStore
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self.interfacedClassName = NSStringFromClass(type)
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}
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internal init(_ type: DynamicObject.Type) {
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switch type {
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case let type as NSManagedObject.Type:
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self.init(type)
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case let type as CoreStoreObject.Type:
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self.init(type)
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default:
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Internals.abort("\(Internals.typeName(DynamicObject.self)) is not meant to be implemented by external types.")
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}
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}
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internal init(_ entityDescription: NSEntityDescription) {
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if let anyEntity = entityDescription.coreStoreEntity {
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self.category = .coreStore
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self.interfacedClassName = NSStringFromClass(anyEntity.type)
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}
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else {
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self.category = .coreData
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self.interfacedClassName = entityDescription.managedObjectClassName!
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}
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}
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}
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}
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