types: fix Typescript 4.1 compile error (#2219)

close #2218
vuejs · Sep 28, 2020 · d52d139 · d52d139
1 parent bcdd100
commit d52d139
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/packages/reactivity/src/collectionHandlers.ts b/packages/reactivity/src/collectionHandlers.ts
@@ -21,7 +21,7 @@ const toReactive = <T extends unknown>(value: T): T =>
   isObject(value) ? reactive(value) : value
 
 const toReadonly = <T extends unknown>(value: T): T =>
-  isObject(value) ? readonly(value) : value
+  isObject(value) ? readonly(value as Record<any, any>) : value
 
 const toShallow = <T extends unknown>(value: T): T => value