Vitest syntaxerror unexpected token export. /' : '/', 如果你的路由模式使用的是history模式,则不能使用上面的相对路径 . 3 project with typescript. g. Mar 2, 2024 · To solve the error, set the type property to module in your package. when your code or its dependencies use non-standard JavaScript syntax, or when Jest is not configured to support such syntax. This error can occur for a variety of reasons, but it is usually caused by a syntax error in your code. I have set up the config for vitest and the test setup file too as you can see in the screenshots below. It's possible that you rely on baseUrl in your tsconfig. Try inlining it instead. 0. here's the error I'm getting: I found a lot of sources on similar issues about the topic but nothing I tried worked. 13, certain test files fail with a SyntaxError: Unexpected token 'typeof' during the transformation phase. json file. js extension are loaded as ES6 modules when the nearest package. Feb 28, 2023 · Jest encountered an unexpected token Jest failed to parse a file. Jul 27, 2022 · Vitest Unexpected token 'export' Ask Question Asked 3 years, 7 months ago Modified 3 years, 7 months ago Dec 4, 2025 · 文章浏览阅读10w+次，点赞46次，收藏52次。本文对比了Node. This tutorial shows you how we fixed it! Vite creates a modern bundle using ECMAScript modules. However, you may encounter the error unexpected token 'export' when using Jest. If you don't have a package. Jun 9, 2023 · SyntaxError: Unexpected token 'export' #13477 Closed as not planned ThinhVu opened on Jun 9, 2023. exports、export及export default的区别。 Mar 9, 2023 · Hi redwood community! I am trying to use react-markdown in a new redwood 4. Dec 11, 2020 · How to fix vue-jest error - SyntaxError: Unexpected token 'export' Ask Question Asked 5 years, 2 months ago Modified 5 years, 2 months ago The SyntaxError Unexpected Token export Jest error is a common error that occurs when you try to export a value from a JavaScript module using the export statement. Jun 8, 2022 · Describe the bug I'm using vue-echarts which depends on echarts in my vite project. json. Press space again to drop the item in its new position, or press escape to cancel. Oct 8, 2023 · Error: Parse failure: Unexpected token #4271 New issue Closed as not planned liu-collab Nov 23, 2025 · Describe the bug Description When running tests with Vitest 4. This happens e. Jun 5, 2025 · js file we would use the exports function. The problem here is with the library that imports this (I don't know which one). js和浏览器端的模块加载差异，详细解析了CommonJS与ES6模块规范的不同之处，包括导出和引入的方式，并解释了exports、module. json has a type field set to module. While dragging, use the arrow keys to move the item. x of jest so I think since I’m just now upgrading from 27. 0) which reverts to exporting the plugin using Common JS. For integration instructions, see the package readme . All modern browsers support ECMAScript modules. json by default, so you might need to install vite-tsconfig-paths yourself, if you rely on this behaviour. Or rewrite your path to not be relative to root: Make sure you don't have relative aliases. In this guide, we’ll demystify why this error happens, break down common causes, and provide step-by-step solutions to resolve it. For example, this preset fixes SyntaxError: Unexpected token 'export', which may occur in your tests. when your code or its dependencies use non-standard JavaScript syntax, or when Jest is not configured to support such Apr 24, 2023 · '. inline but vitest still throws the following error: SyntaxError: Unexpected token 'expor May 13, 2022 · To ensure the compatibility of your tests, you must use our configuration preset when testing our components with Jest. Files ending with a . Dec 31, 2022 · I'm using react with ViteJS and Vitest for testing. json file, you can create one with the npm init -y command. Nov 9, 2025 · This error occurs when your main app fails to recognize modern JavaScript syntax (like ES6 `export` statements) from the linked local package. Vite doesn't take into account tsconfig. I've add echarts in deps. When I try running tests for any component that uses react-markdown I get some issues here Jest encountered an unexpected token Jest failed to parse a file. To fix this issue, you need to check what the server is sending back and make sure it’s returning a JSON object. It told us that the export keyword isn’t available when importing the bundled JavaScript into the browser. / 只能使用 绝对路径 / /test之类的 具体差异参见 负责会报 以下错误 Uncaught SyntaxError: Unexpected token < 同时 如果nginx 404 ，你需要加上以下配置。 server { Jun 2, 2023 · SyntaxError: Unexpected token '||=' while running Vitest testcase Asked 2 years, 8 months ago Modified 2 years, 8 months ago Viewed 2k times Jest unexpected token 'export': How to fix Jest is a popular JavaScript testing framework. Sep 6, 2023 · To pick up a draggable item, press the space bar. Out of the box Jest supports Babel, which will be used to transform your files into valid JS based on your Babel configuration. msijmevhqhnsqhainkjdqexbqrjmfaymwlonqnwpddeai