From 160d4b436300e937c8f4d15f6a80ac1fdce4d8a7 Mon Sep 17 00:00:00 2001
From: defcc <chengchao1@gmail.com>
Date: Sat, 8 Oct 2016 02:19:28 +0800
Subject: [PATCH 1/4] - update setTimeout fallback - reset
 cachedWrite.cacheBuffer with .length = 0 for better efficient

---
 src/core/util/env.js | 6 ++++--
 src/server/write.js  | 2 +-
 2 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/src/core/util/env.js b/src/core/util/env.js
index f9824a491cb..2fb6065d351 100644
--- a/src/core/util/env.js
+++ b/src/core/util/env.js
@@ -81,7 +81,9 @@ export const nextTick = (function () {
   } else {
     // fallback to setTimeout
     /* istanbul ignore next */
-    timerFunc = setTimeout
+    timerFunc = function () {
+      setTimeout(nextTickHandler, 0);
+    }
   }
 
   return function queueNextTick (cb: Function, ctx?: Object) {
@@ -91,7 +93,7 @@ export const nextTick = (function () {
     callbacks.push(func)
     if (!pending) {
       pending = true
-      timerFunc(nextTickHandler, 0)
+      timerFunc()
     }
   }
 })()
diff --git a/src/server/write.js b/src/server/write.js
index 08721944806..2c1fa836f36 100644
--- a/src/server/write.js
+++ b/src/server/write.js
@@ -27,6 +27,6 @@ export function createWriteFunction (
     }
   }
   cachedWrite.caching = false
-  cachedWrite.cacheBuffer = []
+  cachedWrite.cacheBuffer.length = 0
   return cachedWrite
 }

From 5c3b9ec40bc9c7cf7da1df2df99e13327ccbf02b Mon Sep 17 00:00:00 2001
From: defcc <chengchao1@gmail.com>
Date: Sat, 8 Oct 2016 02:20:10 +0800
Subject: [PATCH 2/4] update style

---
 src/core/util/env.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/core/util/env.js b/src/core/util/env.js
index 2fb6065d351..609be1a7e99 100644
--- a/src/core/util/env.js
+++ b/src/core/util/env.js
@@ -82,7 +82,7 @@ export const nextTick = (function () {
     // fallback to setTimeout
     /* istanbul ignore next */
     timerFunc = function () {
-      setTimeout(nextTickHandler, 0);
+      setTimeout(nextTickHandler, 0)
     }
   }
 

From 913ac51fd7a80042835d5ecf1a727519045f116f Mon Sep 17 00:00:00 2001
From: defcc <chengchao1@gmail.com>
Date: Sat, 8 Oct 2016 02:31:19 +0800
Subject: [PATCH 3/4] revert cacheBuffer

---
 src/server/write.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/server/write.js b/src/server/write.js
index 2c1fa836f36..08721944806 100644
--- a/src/server/write.js
+++ b/src/server/write.js
@@ -27,6 +27,6 @@ export function createWriteFunction (
     }
   }
   cachedWrite.caching = false
-  cachedWrite.cacheBuffer.length = 0
+  cachedWrite.cacheBuffer = []
   return cachedWrite
 }

From b88e7f3980d1acea0ca0401abcf3c7cfb85c7562 Mon Sep 17 00:00:00 2001
From: defcc <chengchao1@gmail.com>
Date: Sat, 8 Oct 2016 12:01:06 +0800
Subject: [PATCH 4/4] update to arrow function

---
 src/core/util/env.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/core/util/env.js b/src/core/util/env.js
index 609be1a7e99..9f974b2fa41 100644
--- a/src/core/util/env.js
+++ b/src/core/util/env.js
@@ -81,7 +81,7 @@ export const nextTick = (function () {
   } else {
     // fallback to setTimeout
     /* istanbul ignore next */
-    timerFunc = function () {
+    timerFunc = () => {
       setTimeout(nextTickHandler, 0)
     }
   }