From faf291b63ece87b167b0983cf6c43598b78fed07 Mon Sep 17 00:00:00 2001
From: kaesonho <kaesonho@yahoo-inc.com>
Date: Wed, 21 Oct 2015 02:53:01 -0700
Subject: [PATCH] set history.scrollRestoration as manual if scroll enabled

---
 lib/handleHistory.js | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/lib/handleHistory.js b/lib/handleHistory.js
index 7ead98b..b9dd1e3 100644
--- a/lib/handleHistory.js
+++ b/lib/handleHistory.js
@@ -76,6 +76,13 @@ function createComponent(Component, opts) {
                     });
                 }
             }
+
+            if (options.enableScroll && window.history) {
+                // https://developers.google.com/web/updates/2015/09/history-api-scroll-restoration?hl=en
+                // disable browser auto scroll behavior with popstate
+                window.history.scrollRestoration = 'manual';
+            }
+
             this._history.on(this._onHistoryChange);
 
             window.addEventListener('scroll', this._onScroll);