From f40e744b6450504e32681dcaf69e00aaaef20ed6 Mon Sep 17 00:00:00 2001
From: Ramanpreet Nara <ramanpreet@fb.com>
Date: Thu, 27 Sep 2018 14:02:38 -0700
Subject: [PATCH] Fix internal flow problems

Summary: D10013265 introduces flow types for `PanResponder`. This diff fixes the facebook-internal flow errors that surface as a result.

Reviewed By: TheSavior

Differential Revision: D10035046

fbshipit-source-id: fbba3d61e68851dda2da4f8e98238e0fdb35a27e
---
 Libraries/Components/View/ViewPropTypes.js | 1 +
 Libraries/Interaction/PanResponder.js      | 5 +++++
 Libraries/Types/CoreEventTypes.js          | 2 ++
 3 files changed, 8 insertions(+)

diff --git a/Libraries/Components/View/ViewPropTypes.js b/Libraries/Components/View/ViewPropTypes.js
index 65b37fc6a79..d2907278c34 100644
--- a/Libraries/Components/View/ViewPropTypes.js
+++ b/Libraries/Components/View/ViewPropTypes.js
@@ -146,6 +146,7 @@ type GestureResponderEventProps = $ReadOnly<{|
   onResponderRelease?: ?Function,
 
   onResponderStart?: ?Function,
+  onResponderEnd?: ?Function,
 
   /**
    * The responder has been taken from the `View`. Might be taken by other
diff --git a/Libraries/Interaction/PanResponder.js b/Libraries/Interaction/PanResponder.js
index 3275b9afe36..aad7eced088 100644
--- a/Libraries/Interaction/PanResponder.js
+++ b/Libraries/Interaction/PanResponder.js
@@ -555,4 +555,9 @@ function clearInteractionHandle(
   }
 }
 
+export type PanResponderInstance = $Call<
+  $PropertyType<typeof PanResponder, 'create'>,
+  PanResponderConfig,
+>;
+
 module.exports = PanResponder;
diff --git a/Libraries/Types/CoreEventTypes.js b/Libraries/Types/CoreEventTypes.js
index 1abd02571c2..abe7cdbd929 100644
--- a/Libraries/Types/CoreEventTypes.js
+++ b/Libraries/Types/CoreEventTypes.js
@@ -19,7 +19,9 @@ export type SyntheticEvent<T> = $ReadOnly<{|
     registrationName: string,
   |}>,
   eventPhase: ?number,
+  preventDefault: () => void,
   isDefaultPrevented: () => boolean,
+  stopPropagation: () => void,
   isPropagationStopped: () => boolean,
   isTrusted: ?boolean,
   nativeEvent: T,