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Code Issues 95 Packages Projects Releases 10 Wiki Activity

uniquify subclass names across model versions

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This commit is contained in:
John Estropia
2017-06-09 12:47:22 +09:00
parent 129f975d96
commit 997c5bdcfa
2 changed files with 12 additions and 5 deletions
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6
Sources/CoreStoreManagedObject.swift
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@@ -13,6 +13,12 @@ import CoreData
@objc internal class CoreStoreManagedObject: NSManagedObject {
@nonobjc @inline(__always)
internal static func cs_subclassName(for entity: DynamicEntity, in modelVersion: ModelVersion) -> String {
return "_\(NSStringFromClass(CoreStoreManagedObject.self))__\(modelVersion)__\(NSStringFromClass(entity.type))__\(entity.entityName)"
}
@nonobjc
internal class func cs_setKeyPathsForValuesAffectingKeys(_ keyPathsForValuesAffectingKeys: [KeyPath: Set<KeyPath>], for managedObjectClass: CoreStoreManagedObject.Type) {

11
Sources/CoreStoreSchema.swift
View File

@@ -212,7 +212,7 @@ public final class CoreStoreSchema: DynamicSchema {
let entityDescription = self.entityDescription(
for: entity,
initializer: CoreStoreSchema.firstPassCreateEntityDescription
initializer: CoreStoreSchema.firstPassCreateEntityDescription(from:in:)
)
entityDescriptionsByEntity[entity] = (entityDescription.copy() as! NSEntityDescription)
}
@@ -250,25 +250,26 @@ public final class CoreStoreSchema: DynamicSchema {
private var entityDescriptionsByEntity: [DynamicEntity: NSEntityDescription] = [:]
private weak var cachedRawModel: NSManagedObjectModel?
private func entityDescription(for entity: DynamicEntity, initializer: (DynamicEntity) -> NSEntityDescription) -> NSEntityDescription {
private func entityDescription(for entity: DynamicEntity, initializer: (DynamicEntity, ModelVersion) -> NSEntityDescription) -> NSEntityDescription {
if let cachedEntityDescription = self.entityDescriptionsByEntity[entity] {
return cachedEntityDescription
}
let entityDescription = withoutActuallyEscaping(initializer, do: { $0(entity) })
let modelVersion = self.modelVersion
let entityDescription = withoutActuallyEscaping(initializer, do: { $0(entity, modelVersion) })
self.entityDescriptionsByEntity[entity] = entityDescription
return entityDescription
}
private static func firstPassCreateEntityDescription(from entity: DynamicEntity) -> NSEntityDescription {
private static func firstPassCreateEntityDescription(from entity: DynamicEntity, in modelVersion: ModelVersion) -> NSEntityDescription {
let entityDescription = NSEntityDescription()
entityDescription.coreStoreEntity = entity
entityDescription.name = entity.entityName
entityDescription.isAbstract = entity.isAbstract
entityDescription.versionHashModifier = entity.versionHashModifier
entityDescription.managedObjectClassName = "\(NSStringFromClass(CoreStoreManagedObject.self)).\(NSStringFromClass(entity.type)).\(entity.entityName)"
entityDescription.managedObjectClassName = CoreStoreManagedObject.cs_subclassName(for: entity, in: modelVersion)
var keyPathsByAffectedKeyPaths: [KeyPath: Set<KeyPath>] = [:]
func createProperties(for type: CoreStoreObject.Type) -> [NSPropertyDescription] {