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node_modules/expo-router/ios/LinkPreview/RNScreensTabCompat.swift

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+import UIKit
+
+/// Instead of casting to concrete class names (which break on renames),
+/// we detect tab views by checking `responds(to:)` for expected selectors
+/// and read properties via KVC.
+enum RNScreensTabCompat {
+  private static let tabKeyName = "tabKey"
+  private static let controllerName = "controller"
+  private static let reactViewControllerName = "reactViewController"
+
+  private static let tabKeySelector = NSSelectorFromString(tabKeyName)
+  private static let controllerSelector = NSSelectorFromString(controllerName)
+  private static let reactViewControllerSelector = NSSelectorFromString(reactViewControllerName)
+
+  // MARK: - Type check
+
+  /// A view is a tab screen if it has a `tabKey` property — specific to RNScreens tab views.
+  static func isTabScreen(_ view: UIView) -> Bool {
+    view.responds(to: tabKeySelector)
+  }
+
+  // MARK: - Property access via KVC
+
+  static func tabKey(from view: UIView) -> String? {
+    guard view.responds(to: tabKeySelector) else { return nil }
+    return view.value(forKey: tabKeyName) as? String
+  }
+
+  /// Calls `reactViewController()` dynamically via `perform(_:)`, then returns `.tabBarController`.
+  static func tabBarController(fromTabScreen view: UIView) -> UITabBarController? {
+    guard isTabScreen(view),
+      view.responds(to: reactViewControllerSelector)
+    else { return nil }
+    let vc = view.perform(reactViewControllerSelector)?.takeUnretainedValue() as? UIViewController
+    return vc?.tabBarController
+  }
+
+  static func tabBarController(fromTabHost view: UIView) -> UITabBarController? {
+    guard view.responds(to: controllerSelector) else { return nil }
+    return view.value(forKey: controllerName) as? UITabBarController
+  }
+}