From 0825d3087f9f39435838329c16adc2a7bfccd51d Mon Sep 17 00:00:00 2001
From: Evan You <yyx990803@gmail.com>
Date: Tue, 12 Jul 2022 18:19:19 +0800
Subject: [PATCH] fix: do not set currentInstance in beforeCreate

fix #12636
---
 src/core/instance/init.ts      |  2 +-
 src/core/instance/lifecycle.ts | 11 ++++++++---
 2 files changed, 9 insertions(+), 4 deletions(-)

diff --git a/src/core/instance/init.ts b/src/core/instance/init.ts
index 564dbf9fb..876c9ddbf 100644
--- a/src/core/instance/init.ts
+++ b/src/core/instance/init.ts
@@ -58,7 +58,7 @@ export function initMixin(Vue: typeof Component) {
     initLifecycle(vm)
     initEvents(vm)
     initRender(vm)
-    callHook(vm, 'beforeCreate')
+    callHook(vm, 'beforeCreate', undefined, false /* setContext */)
     initInjections(vm) // resolve injections before data/props
     initState(vm)
     initProvide(vm) // resolve provide after data/props
diff --git a/src/core/instance/lifecycle.ts b/src/core/instance/lifecycle.ts
index 171c4e5d9..0d1f07320 100644
--- a/src/core/instance/lifecycle.ts
+++ b/src/core/instance/lifecycle.ts
@@ -375,11 +375,16 @@ export function deactivateChildComponent(vm: Component, direct?: boolean) {
   }
 }
 
-export function callHook(vm: Component, hook: string, args?: any[]) {
+export function callHook(
+  vm: Component,
+  hook: string,
+  args?: any[],
+  setContext = true
+) {
   // #7573 disable dep collection when invoking lifecycle hooks
   pushTarget()
   const prev = currentInstance
-  setCurrentInstance(vm)
+  setContext && setCurrentInstance(vm)
   const handlers = vm.$options[hook]
   const info = `${hook} hook`
   if (handlers) {
@@ -390,6 +395,6 @@ export function callHook(vm: Component, hook: string, args?: any[]) {
   if (vm._hasHookEvent) {
     vm.$emit('hook:' + hook)
   }
-  setCurrentInstance(prev)
+  setContext && setCurrentInstance(prev)
   popTarget()
 }