From ce73af4e00eb928d1410bdc06f94e06e37c488f6 Mon Sep 17 00:00:00 2001
From: Steven <YourGamesBeOver@users.noreply.github.com>
Date: Mon, 26 Feb 2018 13:35:23 -0800
Subject: [PATCH] fixed error in react-navigation preventing declaring
 navigationOptions as a function (#23879)

---
 types/react-navigation/index.d.ts             |  1 +
 .../react-navigation-tests.tsx                | 20 +++++++++++++++++++
 2 files changed, 21 insertions(+)

diff --git a/types/react-navigation/index.d.ts b/types/react-navigation/index.d.ts
index 531a18e9e5..c4e396783f 100644
--- a/types/react-navigation/index.d.ts
+++ b/types/react-navigation/index.d.ts
@@ -13,6 +13,7 @@
 //                 Sergei Butko: <https://github.com/svbutko>
 //                 Veit Lehmann: <https://github.com/levito>
 //                 Roberto Huertas: <https://github.com/robertohuertasm>
+//                 Steven Miller <https://github.com/YourGamesBeOver>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
 // TypeScript Version: 2.6
 
diff --git a/types/react-navigation/react-navigation-tests.tsx b/types/react-navigation/react-navigation-tests.tsx
index a7eaad092b..017a9b9153 100644
--- a/types/react-navigation/react-navigation-tests.tsx
+++ b/types/react-navigation/react-navigation-tests.tsx
@@ -199,6 +199,26 @@ function renderBasicStackNavigator(): JSX.Element {
     );
 }
 
+const stackNavigatorConfigWithNavigationOptionsAsFunction: StackNavigatorConfig = {
+    mode: "card",
+    headerMode: "screen",
+    navigationOptions: ({navigationOptions, navigation, screenProps}) => (stackNavigatorScreenOptions),
+};
+
+const AdvancedStackNavigator = StackNavigator(
+    routeConfigMap,
+    stackNavigatorConfigWithNavigationOptionsAsFunction
+);
+
+function renderAdvancedStackNavigator(): JSX.Element {
+    return (
+        <AdvancedStackNavigator
+            ref={(ref: any) => { }}
+            style={viewStyle}
+        />
+    );
+}
+
 /**
  * Drawer navigator.
  */