fix(watch): remove redundant parameter default value (#4565)

vuejs · Sep 21, 2021 · 11a2098 · 11a2098
1 parent 0448125
commit 11a2098
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/packages/runtime-core/src/apiWatch.ts b/packages/runtime-core/src/apiWatch.ts
@@ -428,7 +428,7 @@ export function createPathGetter(ctx: any, path: string) {
   }
 }
 
-export function traverse(value: unknown, seen: Set<unknown> = new Set()) {
+export function traverse(value: unknown, seen?: Set<unknown>) {
   if (!isObject(value) || (value as any)[ReactiveFlags.SKIP]) {
     return value
   }