The string "export default defineComponent" is being compiled abnormally

[OMGVecchio]

Related plugins

• plugin-vue

• plugin-vue-jsx

Describe the bug

import { defineComponent } from 'vue';

const monacoEditorTemplateCode = 'export default defineComponent';

export default defineComponent({
  setup() {
    return () => monacoEditorTemplateCode;
  },
});

monacoEditorTemplateCode will be compiled to const __default__ = defineComponent under the following conditions: has default export、JSX、HMR or SSR

Reproduction

https://stackblitz.com/edit/vitejs-vite-rgsvev?file=src%2FApp.tsx

Steps to reproduce

# Reproduces only in the development environment.
npm run dev

System Info

System:
    OS: macOS 12.6
    CPU: (8) x64 Intel(R) Core(TM) i7-4770HQ CPU @ 2.20GHz
    Memory: 5.07 GB / 16.00 GB
    Shell: 5.8.1 - /bin/zsh
  Binaries:
    Node: 18.17.1 - ~/.nvm/versions/node/v18.17.1/bin/node
    Yarn: 1.22.19 - ~/.nvm/versions/node/v18.17.1/bin/yarn
    npm: 9.6.7 - ~/.nvm/versions/node/v18.17.1/bin/npm
    pnpm: 7.15.0 - ~/Library/pnpm/pnpm
    Watchman: 4.9.0 - /usr/local/bin/watchman
  Browsers:
    Edge: 121.0.2277.83
    Safari: 16.0

Used Package Manager

npm

Logs

No response

Validations

• Follow our Code of Conduct
• Read the Contributing Guidelines.
• Read the docs.
• Check that there isn't already an issue that reports the same bug to avoid creating a duplicate.
• Make sure this is a Vite issue and not a framework-specific issue. For example, if it's a Vue SFC related bug, it should likely be reported to vuejs/core instead.
• Check that this is a concrete bug. For Q&A open a GitHub Discussion or join our Discord Chat Server.
• The provided reproduction is a minimal reproducible example of the bug.

[edison1105]

a workaround

const monacoEditorTemplateCode = 'export '+'default defineComponent';