Fixed for Xcode GM

NomadStyle · Sep 15, 2019 · 52eb42c · 52eb42c
1 parent 01473bf
commit 52eb42c
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Showing 2 changed files with 7 additions and 5 deletions.
diff --git a/Combine.playground/Pages/@Published properties.xcplaygroundpage/Contents.swift b/Combine.playground/Pages/@Published properties.xcplaygroundpage/Contents.swift
@@ -6,10 +6,10 @@ import Combine
  ## @Published properties
  A [Property Wrapper](https://www.avanderlee.com/swift/property-wrappers/) that adds a `Publisher` to any property.
 
- _Note: Xcode beta 2 does not support running this Playground page with the @Published property unfortunately._
+ _Note: Xcode Playgrounds don't support running this Playground page with the @Published property unfortunately._
  */
-struct FormViewModel {
-    @Published var isSubmitAllowed: Bool = false
+final class FormViewModel {
+    @Published var isSubmitAllowed: Bool = true
 }
 
 final class FormViewController: UIViewController {
@@ -21,12 +21,14 @@ final class FormViewController: UIViewController {
         super.viewDidLoad()
         viewModel.$isSubmitAllowed
             .receive(on: DispatchQueue.main)
+            .print()
             .assign(to: \.isEnabled, on: submitButton)
     }
 }
 
 let formViewController = FormViewController(nibName: nil, bundle: nil)
 print("Button enabled is \(formViewController.submitButton.isEnabled)")
-formViewController.viewModel.isSubmitAllowed = true
+formViewController.viewModel.isSubmitAllowed = false
 print("Button enabled is \(formViewController.submitButton.isEnabled)")
+
 //: [Next](@next)
diff --git a/Combine.playground/Pages/Flatmap and error types.xcplaygroundpage/Contents.swift b/Combine.playground/Pages/Flatmap and error types.xcplaygroundpage/Contents.swift
@@ -13,7 +13,7 @@ enum RequestError: Error {
 }
 
 let URLPublisher = PassthroughSubject<URL, RequestError>()
-URLPublisher.flatMap { requestURL in
+let anyCancellable = URLPublisher.flatMap { requestURL in
     return URLSession.shared.dataTaskPublisher(for: requestURL)
         .mapError { error -> RequestError in
             return RequestError.sessionError(error: error)