From 8167e690c7f91c13c2256a28dc4aa285c0a69771 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E4=B8=96=E6=96=B0?=
 <73146951+4xii@users.noreply.github.com>
Date: Thu, 6 Oct 2022 05:26:16 +0800
Subject: [PATCH] chore: symbols as helperNameMap index type (#6622)

---
 packages/compiler-core/src/runtimeHelpers.ts | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/packages/compiler-core/src/runtimeHelpers.ts b/packages/compiler-core/src/runtimeHelpers.ts
index 3bfe73935b8..3f5ef024797 100644
--- a/packages/compiler-core/src/runtimeHelpers.ts
+++ b/packages/compiler-core/src/runtimeHelpers.ts
@@ -42,8 +42,7 @@ export const IS_MEMO_SAME = Symbol(__DEV__ ? `isMemoSame` : ``)
 
 // Name mapping for runtime helpers that need to be imported from 'vue' in
 // generated code. Make sure these are correctly exported in the runtime!
-// Using `any` here because TS doesn't allow symbols as index type.
-export const helperNameMap: any = {
+export const helperNameMap: Record<symbol, string> = {
   [FRAGMENT]: `Fragment`,
   [TELEPORT]: `Teleport`,
   [SUSPENSE]: `Suspense`,
@@ -85,7 +84,7 @@ export const helperNameMap: any = {
   [IS_MEMO_SAME]: `isMemoSame`
 }
 
-export function registerRuntimeHelpers(helpers: any) {
+export function registerRuntimeHelpers(helpers: Record<symbol, string>) {
   Object.getOwnPropertySymbols(helpers).forEach(s => {
     helperNameMap[s] = helpers[s]
   })