Using custom publishers to drive SwiftUI views

In SwiftUI, views can be driven by an @Published property that’s part of an ObservableObject. If you’ve used SwiftUI and @Published before, following code should look somewhat familiar to you: class DataSource: ObservableObject { @Published var names = [String]() } struct NamesList: View { @ObservedObject var dataSource: DataSource var body: Read more…

Catch vs replaceError in Combine

There are several ways to handle errors in Combine. Most commonly you will either use catch or replaceError if you want to implement a mechanism that allows you to recover from an error. For example, catch is useful if you want to retry a network operation with a delay. The Read more…