In my case I'm using nextJs, and I solved my problem removing "next/babel" preset when I'm on Test enviroment (For any reason, using "next/babel", console shows the error: "SyntaxError: Cannot use import statement outside a module"): @kauecastro NextJS is very nice. . I solved the thing by actually creating any sort of babel configuration file in the first place! Based on the documentation, it will: TypeScript and JavaScript files (.ts, .tsx, .js, .jsx) will be transformed by ts-jest to CommonJS syntax. I was about to give up on jest but found a solution. Where is exactly does this configuration reside? However, if you can't figure it out, try with every single module imported in editUser.vue has and then remove them one by one until you find the minimal amount of modules to be ignored. Why does Acts not mention the deaths of Peter and Paul? I can't replicate it locally, or in a Docker container (node 8 and LTS tested). I tried in your repo and it worked. 274. Asking for help, clarification, or responding to other answers. I added the "type": "module" in the package.json file but I still get another error, Error in VSCode, while i try create a spotify discord bot: [ SyntaxError: Cannot use import statement outside a module ] with node.js. Since esbuild supports ES6, it would work. When you are using Typescript with ECMAScript. How to resolve "Cannot use import statement outside a module" from Jest when running tests? The TypeScript jest error "Cannot use import statement outside module" occurs Ditto . /c/Users/newbe/play/edgauge/cvu-prototype-portal/node_modules/crossfilter2/src/index.js:1, SyntaxError: Cannot use import statement outside a module. @blu10 it just didn't work for me I guess, OP didn't try to make it work for typescript, This worked for me when I got the error on an import statement for the node module. Which makes trying to access es6 modules from CommonJS painful to say the least. rev2023.4.21.43403. Example: I'm new to Node.js, and I got the same issue for the AWS Lambda function (using Node.js) while fixing it. And thus solve this error. I don't want to hate on Jest, I actually think it's a wonderful and intuitive testing tool. The problem is some of the (node_) modules you're using need to be transpiled and some don't. Basically, jest runs on Node.js environment, so it uses modules following the. On whose turn does the fright from a terror dive end? You override antd DatePicker to use day js instead of default moment js. Perhaps nodemon executes files as modules, so intrinsically error disappears, That works for me. To solve the error, make sure that your TypeScript files are compiled to This fixes a different error where parse5 can not be found. Posted a working configuration here https://stackoverflow.com/a/63118113/6456392. Jest unit test of Svelte component using svelte-material-ui results in SyntaxError: Cannot use import statement outside a module, Jest or Mocha with Vue: SyntaxError: Cannot use import statement outside a module, Jest + Vue3 + @Vueform/slider "SyntaxError: Cannot use import statement outside a module", Typescript with mocha - Cannot use import statement outside a module, Jest and Babel transpilation - SyntaxError: Cannot use import statement outside a module, Converting jest test to typescript: SyntaxError: Cannot use import statement outside a module. Find centralized, trusted content and collaborate around the technologies you use most. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. How can I control PNP and NPN transistors together from one pin? If you decide to place your, Cannot use import statement outside a module in TypeScript, Cannot use import statement outside module in JavaScript, How to Import Values from Another file in TypeScript, Import 2 classes with same name in JavaScript or TypeScript, How to clear or disable the Cache in Jest [4 Ways], Error: Test environment jest-environment-jsdom cannot be found. What is Wario dropping at the end of Super Mario Land 2 and why? They do not run currently. In Jest configuration, testPathIgnorePatterns, transformIgnorePatterns, Using .babel.config.js instead of .babelrc.js. How a top-ranked engineering school reimagined CS curriculum (Ep. Which was the first Sci-Fi story to predict obnoxious "robo calls"? How about saving the world? By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. What positional accuracy (ie, arc seconds) is necessary to view Saturn, Uranus, beyond? CommonJS syntax (require and module.exports) was the original format for node and webpack also supports it, but ES6 module syntax (export, import) is the newer way and now node and webpack support it. Not the answer you're looking for? The DatePicker component now will not respect locales. What does the power set mean in the construction of Von Neumann universe? The fix which worked for me was to add this to file babel.config.json in the plugins section: I had some imported module with // and the error "cannot use import outside a module". Even though I have tried them separately, I haven't tried them together (transform and transformIgnorePatterns). Hope this helps anyone, this took me a while to figure out. This is applicable to other things apart from sequelize. Asking for help, clarification, or responding to other answers. So, you get the response you posted, where the JavaScript engine is saying it needs to know if the file is a Module type of JavaScript file. By default, if Jest sees a Babel config, it will use that to transform your files, ignoring "node_modules". What did you put in your jest.config.js to avoid the "Cannot use import statement outside a module" error? Can someone explain why this point is giving me 8.3V? Remember this is for nodejs example: like an expressJS server! Asking for help, clarification, or responding to other answers. However if you checkout the above repo, which was imported into this sandbox it will not pass locally. Some useful links: Node.js's own documentation. It's not them. To sum it up, a module is a js file that can be separated by its functions so it can export particular functions opposed to the whole file. No clear solutions. If you get any leads, I'll check them out against my original code. JavaScript before they are run because jest on its own cannot understand This solution doesn't work if you're running. add an additional pattern to the transform section, if you want TypeScript to process JS files, set, if you do not want TypeScript to process your. How to combine independent probability distributions? This will let you use antd/es/ in your code but will replace it with antd/lib/ on your tests. But now I have about two dozen "imports" in other files giving me the same error. Next has already out-of-the-box support for Jest, I'd suggest you follow the steps provided in the docs. Can the game be left in an invalid state if all state-based actions are replaced? Please note this issue tracker is not a help forum. Find centralized, trusted content and collaborate around the technologies you use most. To not mess up my project's tsconfig.json, I have a separate one for jest. What were the most popular text editors for MS-DOS in the 1980s? A minor scale definition: am I missing something? You'll need to set allowJs to true in your tsconfig.json file. I doubt this will help future travelers who have the same problem. rev2023.4.21.43403. some-other-file.js is quite large and you don't need the entire file. The way using the standard executable (runner): The way using the nodemon executable (runner): Do not forget to install nodemon with npm install nodemon ;P. Note: this works amazing for development. But more to the point, it should just work without needing any configuration. Forbid loading anything outside a 'module'. cross-env allows to change environment variables without changing the npm command. I couldn't get rid of this SyntaxError: Cannot use import statement outside a module error no matter what I have tried and it got so frustrating. Has depleted uranium been considered for radiation shielding in crewed spacecraft beyond LEO? To make your import work and avoid other issues, like modules not working in Node.js, just note that: With ES6 modules you can not yet import directories. I had to move over to a .babelrc for integration with parcel (they don't support babel.config.js). This used to work fine, but after updating Jest the tests now cease to run. How do I resolve "Cannot find module" error using Node.js? Just to be more specific: this approach is a double ignore for transpiling TypeScript npm dependencies in the node_modules directory. Because it makes smaller size of the bundle. How to combine independent probability distributions? I use Node.js to perform some local task in my computer. Not the answer you're looking for? transform What worked for me was changing the modules option of Babel's ENV preset from false to auto. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. It's not them. Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide, I had hoped it would make life easier! edit: omg, in case you actually use TS? Why did US v. Assange skip the court of appeal? Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide. I'm new jest but I feel like I have tried every suggestion on the internet and this error refuses to go away. How to resolve "Cannot use import statement outside a module" from Jest when running tests? There is a jest.config.js file, there is jest config section in package.json. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. Why do men's bikes have high bars where you can hit your testicles while women's bikes have the bar much lower? How about saving the world? If I run my test, I can see that the error has been resolved and my test passes. To learn more, see our tips on writing great answers. It this a hack? By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. if you don't want to use the babel file, use: Run in your console, and script.js is your entry point! How a top-ranked engineering school reimagined CS curriculum (Ep. it's not plain JavaScript. Jest: test components with ESM dependencies, Jest, TypeScript and ts-jest: SyntaxError: Cannot use import statement outside a module, Jest error "Cannot use import statement outside a module" when importing node-fetch even with the CommonJS format, jest "SyntaxError: Cannot use import statement outside a module", SyntaxError: Cannot use import statement outside a module in jest, Jest report "SyntaxError: Cannot use import statement outside a module" for file in node_modules, Absolute paths (baseUrl) gives error: Cannot find module, "Uncaught SyntaxError: Cannot use import statement outside a module" when importing ECMAScript 6, SyntaxError: Cannot use import statement outside a module, Jest: Cannot use import statement outside a module, Jest - SyntaxError: React Navigation - Unexpected token export for [node_modules\react-navigation\src\react-navigation.js:1], Jest won't transform the module - SyntaxError: Cannot use import statement outside a module, Next.js and Jest: SyntaxError: Cannot use import statement outside a module. SyntaxError: Cannot use import statement outside a module might also come from some imported library under node_modules, for example.\node_modules\node-fetch\src\index.js:9 import http from 'node:http'; ^^^^^ The trick for me was to use the transformIgnorePatterns option in jest config: