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Code Issues 95 Packages Projects Releases 10 Wiki Activity

Magical NSFetchedResultsController bugfix....

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This commit is contained in:
John Estropia
2016-09-09 12:49:10 +09:00
parent 82de482191
commit 3f28198552
19 changed files with 150 additions and 158 deletions
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17
Sources/Internal/FetchedResultsControllerDelegate.swift
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@@ -108,7 +108,7 @@ internal final class FetchedResultsControllerDelegate<EntityType: NSManagedObjec
return
}
guard let actualType = NSFetchedResultsChangeType(rawValue: type.rawValue) else {
guard var actualType = NSFetchedResultsChangeType(rawValue: type.rawValue) else {
// This fix is for a bug where iOS passes 0 for NSFetchedResultsChangeType, but this is not a valid enum case.
// Swift will then always execute the first case of the switch causing strange behaviour.
@@ -123,19 +123,12 @@ internal final class FetchedResultsControllerDelegate<EntityType: NSManagedObjec
if #available(iOS 10.0, tvOS 10.0, watchOS 3.0, *) {
// iOS 10 is better, but still not perfect...
// I don't know if iOS 10 even attempted to fix this mess...
if case .update = actualType,
let indexPath = indexPath,
let newIndexPath = newIndexPath {
indexPath != nil,
newIndexPath != nil {
self.handler?.controller(
controller,
didChangeObject: anObject,
atIndexPath: indexPath,
forChangeType: .move,
newIndexPath: newIndexPath
)
return
actualType = .move
}
}