From 30d7c31b65ef86d5047f51c6195f464f726f6357 Mon Sep 17 00:00:00 2001
From: krister <krister@sent.at>
Date: Thu, 20 Dec 2018 20:35:50 -0300
Subject: [PATCH] [fix] ScrollView smooth scrolling

Rely on the `element.scroll()` programmatic API when available (or polyfilled).

Fix #1203
Fix #1173
Close #1208
---
 .../src/modules/ScrollResponder/index.js                 | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/packages/react-native-web/src/modules/ScrollResponder/index.js b/packages/react-native-web/src/modules/ScrollResponder/index.js
index 91d07fab..e7dd857d 100644
--- a/packages/react-native-web/src/modules/ScrollResponder/index.js
+++ b/packages/react-native-web/src/modules/ScrollResponder/index.js
@@ -375,9 +375,12 @@ const ScrollResponderMixin = {
       ({ x, y, animated } = x || emptyObject);
     }
     const node = this.scrollResponderGetScrollableNode();
-    UIManager.updateView(node, { style: { scrollBehavior: !animated ? 'auto' : 'smooth' } }, this);
-    node.scrollLeft = x || 0;
-    node.scrollTop = y || 0;
+    if (typeof node.scroll === 'function') {
+      node.scroll({ top: y || 0, left: x || 0, behavior: !animated ? 'auto' : 'smooth' });
+    } else {
+      node.scrollLeft = x || 0;
+      node.scrollTop = y || 0;
+    }
   },
 
   /**