From db7666d0f35c4417fb357162b7cdad89f86d9bee Mon Sep 17 00:00:00 2001
From: Dmitry Sharshakov <d3dx12.xx@gmail.com>
Date: Mon, 28 Oct 2019 03:55:50 +0300
Subject: [PATCH] fix(warning): handle errors in warn handler (#396)

---
 packages/runtime-core/src/warning.ts | 14 ++++++++++----
 1 file changed, 10 insertions(+), 4 deletions(-)

diff --git a/packages/runtime-core/src/warning.ts b/packages/runtime-core/src/warning.ts
index 7ea32b7c..b1ac6f27 100644
--- a/packages/runtime-core/src/warning.ts
+++ b/packages/runtime-core/src/warning.ts
@@ -2,6 +2,7 @@ import { VNode } from './vnode'
 import { Data, ComponentInternalInstance, Component } from './component'
 import { isString, isFunction } from '@vue/shared'
 import { toRaw } from '@vue/reactivity'
+import { callWithErrorHandling, ErrorCodes } from './errorHandling'
 
 type ComponentVNode = VNode & {
   type: Component
@@ -30,10 +31,15 @@ export function warn(msg: string, ...args: any[]) {
   const trace = getComponentTrace()
 
   if (appWarnHandler) {
-    appWarnHandler(
-      msg + args.join(''),
-      instance && instance.renderProxy,
-      formatTrace(trace).join('')
+    callWithErrorHandling(
+      appWarnHandler,
+      instance,
+      ErrorCodes.APP_WARN_HANDLER,
+      [
+        msg + args.join(''),
+        instance && instance.renderProxy,
+        formatTrace(trace).join('')
+      ]
     )
     return
   }