Mark WebView as unavailable on tvOS

Author: bbrk24

Sources/SwiftCrossUI/Views/WebView.swift

@@ -1,5 +1,6 @@
 import Foundation
 
+@available(tvOS, unavailable)
 public struct WebView: ElementaryView {
     @State var currentURL: URL?
     @Binding var url: URL

Sources/UIKitBackend/UIKitBackend+WebView.swift

@@ -1,43 +1,45 @@
-import SwiftCrossUI
-import WebKit
+#if !os(tvOS)
+    import SwiftCrossUI
+    import WebKit
 
-extension UIKitBackend {
-    public func createWebView() -> Widget {
-        WebViewWidget()
-    }
+    extension UIKitBackend {
+        public func createWebView() -> Widget {
+            WebViewWidget()
+        }
 
-    public func updateWebView(
-        _ webView: Widget,
-        environment: EnvironmentValues,
-        onNavigate: @escaping (URL) -> Void
-    ) {
-        let webView = webView as! WebViewWidget
-        webView.onNavigate = onNavigate
-    }
+        public func updateWebView(
+            _ webView: Widget,
+            environment: EnvironmentValues,
+            onNavigate: @escaping (URL) -> Void
+        ) {
+            let webView = webView as! WebViewWidget
+            webView.onNavigate = onNavigate
+        }
 
-    public func navigateWebView(_ webView: Widget, to url: URL) {
-        let webView = webView as! WebViewWidget
-        let request = URLRequest(url: url)
-        webView.child.load(request)
+        public func navigateWebView(_ webView: Widget, to url: URL) {
+            let webView = webView as! WebViewWidget
+            let request = URLRequest(url: url)
+            webView.child.load(request)
+        }
     }
-}
 
-/// A wrapper for WKWebView. Acts as the web view's delegate as well.
-final class WebViewWidget: WrapperWidget<WKWebView>, WKNavigationDelegate {
-    var onNavigate: ((URL) -> Void)?
+    /// A wrapper for WKWebView. Acts as the web view's delegate as well.
+    final class WebViewWidget: WrapperWidget<WKWebView>, WKNavigationDelegate {
+        var onNavigate: ((URL) -> Void)?
 
-    init() {
-        super.init(child: WKWebView())
+        init() {
+            super.init(child: WKWebView())
 
-        child.navigationDelegate = self
-    }
-
-    func webView(_ webView: WKWebView, didCommit navigation: WKNavigation!) {
-        guard let url = webView.url else {
-            print("warning: Web view has no URL")
-            return
+            child.navigationDelegate = self
         }
 
-        onNavigate?(url)
+        func webView(_ webView: WKWebView, didCommit navigation: WKNavigation!) {
+            guard let url = webView.url else {
+                print("warning: Web view has no URL")
+                return
+            }
+
+            onNavigate?(url)
+        }
     }
-}
+#endif