From a51b05267231fb1770d6fc727bc276475c21d27f Mon Sep 17 00:00:00 2001
From: Jian Zhang <dsonet@msn.com>
Date: Fri, 17 Apr 2020 15:41:33 -0700
Subject: [PATCH] chore: remove a dead if branch (#986)

---
 packages/runtime-core/src/apiWatch.ts | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/packages/runtime-core/src/apiWatch.ts b/packages/runtime-core/src/apiWatch.ts
index 1c02c115..c1802e48 100644
--- a/packages/runtime-core/src/apiWatch.ts
+++ b/packages/runtime-core/src/apiWatch.ts
@@ -288,9 +288,6 @@ function traverse(value: unknown, seen: Set<unknown> = new Set()) {
   if (!isObject(value) || seen.has(value)) {
     return value
   }
-  if (seen.has(value)) {
-    return
-  }
   seen.add(value)
   if (isArray(value)) {
     for (let i = 0; i < value.length; i++) {