From: Evan You <yyx990803@gmail.com>
Date: Wed, 1 Sep 2021 21:27:03 +0000 (-0400)
Subject: fix(compiler): only generate non-static ref for script setup if the binding exists
X-Git-Tag: v3.2.7~1
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=362899190666a2d1f9fe23c92e9b6007721ad69f;p=thirdparty%2Fvuejs%2Fcore.git

fix(compiler): only generate non-static ref for script setup if the binding exists

fix #4431
---

diff --git a/packages/compiler-core/src/transforms/transformElement.ts b/packages/compiler-core/src/transforms/transformElement.ts
index 4b142564f0..e31a2ccbf0 100644
--- a/packages/compiler-core/src/transforms/transformElement.ts
+++ b/packages/compiler-core/src/transforms/transformElement.ts
@@ -465,7 +465,12 @@ export function buildProps(
         // in inline mode there is no setupState object, so we can't use string
         // keys to set the ref. Instead, we need to transform it to pass the
         // acrtual ref instead.
-        if (!__BROWSER__ && context.inline) {
+        if (
+          !__BROWSER__ &&
+          value &&
+          context.inline &&
+          context.bindingMetadata[value.content]
+        ) {
           isStatic = false
         }
       }