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Code Issues 95 Packages Projects Releases 10 Wiki Activity

updated README, added more utilities for updating and deleting objects from transactions

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This commit is contained in:
John Rommel Estropia
2015-05-30 17:26:06 +09:00
parent 6b8d5df049
commit 869660d41d
9 changed files with 257 additions and 11 deletions
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19
CoreStore/Internal/NSManagedObject+Transaction.swift
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@@ -41,6 +41,11 @@ internal extension NSManagedObject {
)
}
internal class func inContext(context: NSManagedObjectContext, withObjectID objectID: NSManagedObjectID) -> Self? {
return self.typedObjectInContext(context, objectID: objectID)
}
internal func inContext(context: NSManagedObjectContext) -> Self? {
return self.typedObjectInContext(context)
@@ -54,6 +59,20 @@ internal extension NSManagedObject {
// MARK: Private
private class func typedObjectInContext<T: NSManagedObject>(context: NSManagedObjectContext, objectID: NSManagedObjectID) -> T? {
var error: NSError?
if let existingObject = context.existingObjectWithID(objectID, error: &error) {
return (existingObject as! T)
}
CoreStore.handleError(
error ?? NSError(coreStoreErrorCode: .UnknownError),
"Failed to load existing \(typeName(self)) in context.")
return nil;
}
private func typedObjectInContext<T: NSManagedObject>(context: NSManagedObjectContext) -> T? {
let objectID = self.objectID