类型“{}”上不存在属性“XXX”。ts(2339)

[642661520]

Describe the bug

只要使用了setup ，在 template 中 使用的数据会提示 类型“{}”上不存在属性“XXX”。ts(2339)

Reproduction

<script lang="ts"> export default { data() { return { a: 11111, }; }, }; </script> <script setup lang="ts"> import { ref } from "@vue/composition-api"; const b = ref(1); </script>

{{ a }} {{ b }}

<style scoped> .logo { height: 6em; padding: 1.5em; will-change: filter; } .logo:hover { filter: drop-shadow(0 0 2em #646cffaa); } .logo.vue:hover { filter: drop-shadow(0 0 2em #42b883aa); } </style>

System Info

vsCode

Used Package Manager

npm

Validations

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• The provided reproduction is a minimal reproducible of the bug.

[Quan-HHH]

How did you solve it? QAQ