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Code Issues 95 Packages Projects Releases 10 Wiki Activity

restore NSPersistentStore.affectedStores ARC bug workaround

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This commit is contained in:
John Estropia
2019-02-28 17:57:34 +09:00
parent 6c282b18af
commit b4e12cc922
17 changed files with 245 additions and 140 deletions
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18
Sources/CoreStoreFetchedResultsController.swift
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@@ -33,10 +33,13 @@ import CoreData
internal final class CoreStoreFetchedResultsController: NSFetchedResultsController<NSManagedObject> {
// MARK: Internal
@nonobjc
internal let typedFetchRequest: CoreStoreFetchRequest<NSManagedObject>
@nonobjc
internal convenience init<D>(dataStack: DataStack, fetchRequest: NSFetchRequest<NSManagedObject>, from: From<D>, sectionBy: SectionBy<D>? = nil, applyFetchClauses: @escaping (_ fetchRequest: NSFetchRequest<NSManagedObject>) -> Void) {
internal convenience init<D>(dataStack: DataStack, fetchRequest: CoreStoreFetchRequest<NSManagedObject>, from: From<D>, sectionBy: SectionBy<D>? = nil, applyFetchClauses: @escaping (_ fetchRequest: CoreStoreFetchRequest<NSManagedObject>) -> Void) {
self.init(
context: dataStack.mainContext,
fetchRequest: fetchRequest,
@@ -47,7 +50,7 @@ internal final class CoreStoreFetchedResultsController: NSFetchedResultsControll
}
@nonobjc
internal init<D>(context: NSManagedObjectContext, fetchRequest: NSFetchRequest<NSManagedObject>, from: From<D>, sectionBy: SectionBy<D>? = nil, applyFetchClauses: @escaping (_ fetchRequest: NSFetchRequest<NSManagedObject>) -> Void) {
internal init<D>(context: NSManagedObjectContext, fetchRequest: CoreStoreFetchRequest<NSManagedObject>, from: From<D>, sectionBy: SectionBy<D>? = nil, applyFetchClauses: @escaping (_ fetchRequest: CoreStoreFetchRequest<NSManagedObject>) -> Void) {
_ = try? from.applyToFetchRequest(
fetchRequest,
@@ -55,14 +58,15 @@ internal final class CoreStoreFetchedResultsController: NSFetchedResultsControll
applyAffectedStores: false
)
applyFetchClauses(fetchRequest)
self.typedFetchRequest = fetchRequest
self.reapplyAffectedStores = { fetchRequest, context in
try from.applyAffectedStoresForFetchedRequest(fetchRequest, context: context)
}
super.init(
fetchRequest: fetchRequest,
fetchRequest: fetchRequest.staticCast(),
managedObjectContext: context,
sectionNameKeyPath: sectionBy?.sectionKeyPath,
cacheName: nil
@@ -72,7 +76,7 @@ internal final class CoreStoreFetchedResultsController: NSFetchedResultsControll
@nonobjc
internal func performFetchFromSpecifiedStores() throws {
try self.reapplyAffectedStores(self.fetchRequest, self.managedObjectContext)
try self.reapplyAffectedStores(self.typedFetchRequest, self.managedObjectContext)
try self.performFetch()
}
@@ -91,5 +95,5 @@ internal final class CoreStoreFetchedResultsController: NSFetchedResultsControll
// MARK: Private
@nonobjc
private let reapplyAffectedStores: (_ fetchRequest: NSFetchRequest<NSManagedObject>, _ context: NSManagedObjectContext) throws -> Void
private let reapplyAffectedStores: (_ fetchRequest: CoreStoreFetchRequest<NSManagedObject>, _ context: NSManagedObjectContext) throws -> Void
}