horseshoe7 horseshoe7
horseshoe7
/ gist:e85bbb90278f626bea2f827ee5228703
Last active
April 27, 2021 08:33
Incremental MHWMigrationManager extended for optional finalDestinationURL
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| #import <Foundation/Foundation.h> | |
| #import <CoreData/CoreData.h> | |
| @class MHWMigrationManager; | |
| @protocol MHWMigrationManagerDelegate <NSObject> | |
| NS_ASSUME_NONNULL_BEGIN | |
| @optional | |
| - (void)migrationManager:(MHWMigrationManager *)migrationManager migrationProgress:(float)migrationProgress; |
horseshoe7
/ gist:0083ce48cba98ae107a18de06a39767f
Created
September 13, 2017 08:34
Initialization of Core Data stack that needs a manual migration from 2 different models and stores:
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| // see also this gist: https://gist.github.com/horseshoe7/e85bbb90278f626bea2f827ee5228703 | |
| // and a post about Core Data migrations at http://horseshoe7.wordpress.com | |
| import Foundation | |
| import CoreData | |
| class CoreDataStackHelper : NSObject, MHWMigrationManagerDelegate { | |
| var currentModelStoreURL: URL? = nil | |