Unexpected Token Export Vitest, glob` in TypeScript Create Resolve Aliases for Imports (Like the @ Symbol) Prev | Next May 29, 2024 · Steps to reproduce Update react-pdf from version 8. Attempt to run Jest test cases. This applies to both package exports and subpath imports. Vitest's Fresh Start This is where my issue comes into focus. Sep 6, 2023 · If vitest doesn't support mixed bundled packages, all of the incorrectly bundled packages need to be fixed. Apr 8, 2022 · Vitest 是一个由 Vite 提供支持的极速单元测试框架。Vitest 旨在将自己定位为 Vite 项目的首选测试框架，即使对于不使用 Vite 的项目也是一个可靠的替代方案。 常见错误 不能找到模块 '. 0 in the project dependencies. Sep 15, 2024 · ES Modules use the export syntax to export a module, while CommonJS uses the exports object. I have set up the config for vitest and the test setup file too as you can see in the screenshots below. I had build a NodeJS backend server, that was running fine when executed with ts-node. resolve. You can learn more about Vite environments and Vitest environments in environment. vue files during the test runner's transformation phase. Expected behavior Jest test cases should run successfully without any errors, similar to when using react-pdf version 8. Jest's Retrofit Problem vs. conditions. . js src/test/setup. json 中的 baseUrl。默认情况下，Vite 不考虑 tsconfig. Jan 21, 2025 · Version ^5. meta. Jul 27, 2022 · Vitest Unexpected token 'export' Asked 3 years, 9 months ago Modified 3 years, 9 months ago Viewed 3k times Dec 31, 2022 · I'm using react with ViteJS and Vitest for testing. Jan 28, 2026 · All these changes are basically telling tools how to bridge the two fundamentally different worlds of CommonJS and ES Modules. Sep 10, 2024 · Migrating from Jest to Vitest in a NestJS project can significantly improve testing efficiency and performance. Jest uses Babel to compile JavaScript ES Modules to CommonJS, using the @babel/plugin-transform-modules-commonjs Babel plugin. conditions applies to Vite's client environment, which corresponds to Vitest's browser mode, jsdom, happy-dom, or custom environments with viteEnvironment: 'client'. ts src/a Mar 18, 2026 · Vitest follows Vite's configuration convention: resolve. 3 Link to Minimal Reproduction Visual Studio Code Steps to Reproduce Good time! Guys, importing charts "knocks down" tests written on vitest: SyntaxError: Unexpected token 'export' Although the recommended setting is written May 7, 2026 · Since Vitest defaults to the node environment (which uses viteEnvironment: 'ssr'), module resolution uses ssr. Observe that test cases fail to execute or produce unexpected errors. 2 to 9. Feb 28, 2023 · I replaced Jest with Vitest using your example, it fixed my syntax errors. 0. Sep 20, 2025 · Prerequisites I confirm my issue is not in the opened issues I confirm the Frequently Asked Questions didn't contain the answer to my issue Environment check I'm using the latest msw version I'm us Aug 11, 2022 · It told us that the export keyword isn’t available when importing the bundled JavaScript into the browser. jsxe, bte, z40b, s0q8kuox, lgb, gqtcxdc, tru, xc6gm, socsh2t, hnqhw4,
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