NetNewsWire/Frameworks/Account/Feedly/Operations/FeedlyCheckpointOperation.s...

28 lines
740 B
Swift

//
// FeedlyCheckpointOperation.swift
// Account
//
// Created by Kiel Gillard on 18/10/19.
// Copyright © 2019 Ranchero Software, LLC. All rights reserved.
//
import Foundation
protocol FeedlyCheckpointOperationDelegate: class {
func feedlyCheckpointOperationDidReachCheckpoint(_ operation: FeedlyCheckpointOperation)
}
/// Single responsibility is to let the delegate know an instance is executing. The semantics are up to the delegate.
final class FeedlyCheckpointOperation: FeedlyOperation {
weak var checkpointDelegate: FeedlyCheckpointOperationDelegate?
override func main() {
defer { didFinish() }
guard !isCancelled else {
return
}
checkpointDelegate?.feedlyCheckpointOperationDidReachCheckpoint(self)
}
}