A Swift Playground explaining the concepts of the new Combine framework

This playground will help you to get started with Combine - Apple Developer Documentation.

Included in this playground

The playground is a paged playground and is built up in several chapters

• What is Combine?
• Publishers & Subscribers
• Rules of subscriptions
• Foundation and Combine
• @Published property and bindings
• Memory management explained with AnyCancellable
• Flatmap and matching error types
• Combining Publishers
• Future and Promises
• Custom Publisher and UIKit extensions
• Debugging publishers

More to come!

Requirements

• Xcode 11 beta 4

Example of a playground page

Interesting resources

Some interesting resources regarding Combine.

• Getting started with the Combine framework in Swift
• Creating a custom Combine Publisher to extend UIKit
• Combine debugging using operators in Swift
• RxSwift to Apples Combine
• WWDC 2019 s721 - Combine in practice
• WWDC 2019 s722 - Introducing Combine
• Open Source insight of Combine

Interesting Frameworks

Some interesting frameworks regarding Combine.

• Hover - Async network layer with Combine
• Conbini - Custom Publishers, operators, and Subscribers