refactor: ensure setup context.emit always point to intenral emit

diff --git a/packages/runtime-core/src/component.ts b/packages/runtime-core/src/component.ts
index a615e8fad9d78838169436964fbed0e7a0f0cba3..3081ecad2642a01d05c3ba440d9ea6f581c6263e 100644 (file)
--- a/packages/runtime-core/src/component.ts
+++ b/packages/runtime-core/src/component.ts
@@ -493,7 +493,9 @@ function createSetupContext(instance: ComponentInternalInstance): SetupContext {
     // need to expose them through a proxy
     attrs: new Proxy(instance, SetupProxyHandlers.attrs),
     slots: new Proxy(instance, SetupProxyHandlers.slots),
-    emit: instance.emit
+    get emit() {
+      return instance.emit
+    }
   }
   return __DEV__ ? Object.freeze(context) : context
 }