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Code Issues 95 Packages Projects Releases 10 Wiki Activity

WIP: simpler bridging

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This commit is contained in:
John Estropia
2016-03-24 21:22:58 +09:00
parent 09708e587c
commit 90369cf994
14 changed files with 765 additions and 546 deletions
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80
Sources/Saving and Processing/Into.swift
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@@ -39,7 +39,7 @@ import CoreData
let person = transaction.create(Into<MyPersonEntity>("Configuration1"))
```
*/
public struct Into<T: NSManagedObject> {
public struct Into<T: NSManagedObject>: Hashable {
/**
Initializes an `Into` clause.
@@ -50,9 +50,7 @@ public struct Into<T: NSManagedObject> {
*/
public init(){
self.configuration = nil
self.inferStoreIfPossible = true
self.entityClass = T.self
self.init(entityClass: T.self, configuration: nil, inferStoreIfPossible: true)
}
/**
@@ -65,9 +63,7 @@ public struct Into<T: NSManagedObject> {
*/
public init(_ entity: T.Type) {
self.configuration = nil
self.inferStoreIfPossible = true
self.entityClass = entity
self.init(entityClass: entity, configuration: nil, inferStoreIfPossible: true)
}
/**
@@ -80,9 +76,7 @@ public struct Into<T: NSManagedObject> {
*/
public init(_ entityClass: AnyClass) {
self.configuration = nil
self.inferStoreIfPossible = true
self.entityClass = entityClass
self.init(entityClass: entityClass, configuration: nil, inferStoreIfPossible: true)
}
/**
@@ -95,9 +89,7 @@ public struct Into<T: NSManagedObject> {
*/
public init(_ configuration: String?) {
self.configuration = configuration
self.inferStoreIfPossible = false
self.entityClass = T.self
self.init(entityClass: T.self, configuration: configuration, inferStoreIfPossible: false)
}
/**
@@ -111,9 +103,7 @@ public struct Into<T: NSManagedObject> {
*/
public init(_ entity: T.Type, _ configuration: String?) {
self.configuration = configuration
self.inferStoreIfPossible = false
self.entityClass = entity
self.init(entityClass: entity, configuration: configuration, inferStoreIfPossible: false)
}
/**
@@ -127,9 +117,17 @@ public struct Into<T: NSManagedObject> {
*/
public init(_ entityClass: AnyClass, _ configuration: String?) {
self.configuration = configuration
self.inferStoreIfPossible = false
self.entityClass = entityClass
self.init(entityClass: entityClass, configuration: configuration, inferStoreIfPossible: false)
}
// MARK: Hashable
public var hashValue: Int {
return ObjectIdentifier(self.entityClass).hashValue
^ (self.configuration?.hashValue ?? 0)
^ self.inferStoreIfPossible.hashValue
}
@@ -143,4 +141,48 @@ public struct Into<T: NSManagedObject> {
internal let entityClass: AnyClass
internal let configuration: String?
internal let inferStoreIfPossible: Bool
internal init(entityClass: AnyClass, configuration: String?, inferStoreIfPossible: Bool) {
self.entityClass = entityClass
self.configuration = configuration
self.inferStoreIfPossible = inferStoreIfPossible
}
internal func upcast() -> Into<NSManagedObject> {
return Into<NSManagedObject>(
entityClass: self.entityClass,
configuration: self.configuration,
inferStoreIfPossible: self.inferStoreIfPossible
)
}
internal func downCast<U: NSManagedObject>(type: U.Type) -> Into<U>? {
let entityClass: AnyClass = self.entityClass
guard entityClass.isSubclassOfClass(U) else {
return nil
}
return Into<U>(
entityClass: entityClass,
configuration: self.configuration,
inferStoreIfPossible: self.inferStoreIfPossible
)
}
// MARK: Private
}
// MARK: - Into: Equatable
@warn_unused_result
public func == <T: NSManagedObject, U: NSManagedObject>(lhs: Into<T>, rhs: Into<U>) -> Bool {
return lhs.entityClass == rhs.entityClass
&& lhs.configuration == rhs.configuration
&& lhs.inferStoreIfPossible == rhs.inferStoreIfPossible
}