From bcd4fa370abafb3417cf4c6cf98701c9a6f8acbc Mon Sep 17 00:00:00 2001
From: jason-repos <upworkisthebusiness@yahoo.com>
Date: Sun, 3 Oct 2021 11:48:05 +0200
Subject: [PATCH] fix(warn): avoid toRefs warning for Vue 2

Fix #648

If this PR https://github.com/vuejs/composition-api/pull/821 gets fixed, this commit can be reverted
---
 packages/pinia/src/store.ts | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/packages/pinia/src/store.ts b/packages/pinia/src/store.ts
index c7467a6..96b8465 100644
--- a/packages/pinia/src/store.ts
+++ b/packages/pinia/src/store.ts
@@ -221,7 +221,9 @@ function createSetupStore<
   let debuggerEvents: DebuggerEvent[] | DebuggerEvent
   const initialState = pinia.state.value[$id] as UnwrapRef<S> | undefined
 
-  if (!initialState && (!__DEV__ || !hot)) {
+  // avoid setting the state for option stores are it is set
+  // by the setup
+  if (!buildState && !initialState && (!__DEV__ || !hot)) {
     if (isVue2) {
       set(pinia.state.value, $id, {})
     } else {