From 3728edd56d386d6594c50d3145fb724b0c14a216 Mon Sep 17 00:00:00 2001
From: Mitar <mitar.github@tnode.com>
Date: Fri, 30 Nov 2018 21:07:46 -0800
Subject: [PATCH] fix: make sure global state is restored in the case of an
 exception in macrotask callback (#9093)

---
 src/core/util/next-tick.js | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/src/core/util/next-tick.js b/src/core/util/next-tick.js
index 07a9e84184..cc066ed86f 100644
--- a/src/core/util/next-tick.js
+++ b/src/core/util/next-tick.js
@@ -81,9 +81,11 @@ if (typeof Promise !== 'undefined' && isNative(Promise)) {
 export function withMacroTask (fn: Function): Function {
   return fn._withTask || (fn._withTask = function () {
     useMacroTask = true
-    const res = fn.apply(null, arguments)
-    useMacroTask = false
-    return res
+    try {
+      return fn.apply(null, arguments)
+    } finally {
+      useMacroTask = false    
+    }
   })
 }