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Syntaxerror unexpected token export enzyme javascript Provide details and share your research! But avoid . 663 9 9 silver badges 23 23 bronze badges. Modified 6 years, 1 month ago. . For example: What if I use incorrect import/export syntax? Follow the correct syntax for modules: Example: // Wrong: import x from "module"; export x; // Right Unexpected token: keyword (const) Here is a generic Gulp file that I have successfully been using for a few other past projects without this issue (i. 2. I just want to rebuild all packages under @ckeditor (since jest does not Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Marcus Greenwood Hatch, established in 2011 by Marcus Greenwood, has evolved significantly over the years. html you include ReusableRay twice. 0) which reverts to exporting the plugin using Common JS. Since ReusableRay is a module, you can only use ES6 imports. js SyntaxError: Unexpected token ‘export’ Last updated: January 02, 2024 When I run tests on the project, I have the next problem on my project after intalling Swiper export { default as Swiper, default } from '. config. json points your entities to your ts files in your /src folder. js (February 2017):. In your index. mockImplementation(() => ({ | ^ 6 | observe: jest. There is no need to use Babel for ECMAScript Modules, only if you want to use features of ECMAScript that are not supported by Node. Getting Unexpected Token Export. Since version 7 Babel has supported JS configs as babel. without that particular node module). /", }) // Add any custom config to be passed to Jest /** @type {import('jest'). Sai I've published an update to videojs-abloop (version 1. js:23 export default foo; ^^^^^ SyntaxError: Unexpected token export javascript node. x or better, so: Best solution is to upgrade your node from 9. Two lines defining import plugins specifically for @material-ui. To distinguish between files containing Node Modules and files containing ECMAScript Modules, the latter need to be named . x to 10. Unexpected token occurs when the JavaScript engine encounters a character or token it doesn’t expect during code parsing. As of Aug 23, 2022 the latest version of uuid is still beta and the linked not above indicates it was only tested with the beta 29. One time three. You should see the output: "Hello World". js. mjs. 22. js" const createJestConfig = nextJest({ // Provide the path to your Next. Then i'm start the app by command ng serve in console i see error: VM1018:2297 Uncaught SyntaxError: Unexpected token export at eval (&lt;anonymous&gt;) at webpackJsonp. How to fix missing dependency warning when using useEffect React Hook. 0. runInThisContext (vm. See browser compat table on MDN and this Node issue. There is a new concept of root config which should be located in the root of your project and the file must be named babel. js'; ^^^^^^ SyntaxError: Unexpected t From looking at the code in ng. Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; This is happening because Babel 7 no longer loads your . Jest setup "SyntaxError: Unexpected token export" 423. I recreated your issue using your code, then applied the update and the issue went away. igor script. js: export function Event(title, mainText, buttonSet) { this. js';. require and module. 1089. Improve this answer. I am wondering what I might be doing wrong. js version (it's not clear to me what there is a Syntax Error). This is incorrect. Thanks, exactly what I was missing in my config. Node v12: module is not defined when exporting. env files in your test environment dir: ". AFAIK by convention this In my case ( Webpack v. When JSON data is sent over the network, the Content-Type header should be set to application/json. May be you are doing 'node . I keep getting "Uncaught SyntaxError: Unexpected token o" 363 SyntaxError: Unexpected Token – Causes and Fixes. 2 which only works with Node 10. js supports ECMAScript Modules natively. Ask Question Asked 6 years, 8 months ago. title = title; this. js - SyntaxError: Unexpected token import (18 answers) Closed 2 years ago. Node 14. Unexpected tokens on ES6 export. For those that travelled this far. ts file and the quotes kept getting stripped off "uuid" and the fix didn’t work. babelrc, for example) Jest also compiles modules in node_modules. That look like a bug to me but maybe I don't understand the responsibility of the config file (I had thought of it as a "project import nextJest from "next/jest. babelrc. it. This means that you probably copied the ESM bundle to your console (underscore-esm. I've updated my original post with the new JS code, and now on page load, user signed out appears automatically, and clicking the 'sign in' button flashes the pop up window (you can see the drop shadow of the box disappearing as I To run your "app. js app to load next. /core/core. When you build your project, it should point to where your entities are. js; Generate the JS file by running npx tsc -w or tsc -w-w means watch to make changes in JS file if you make changes in TS file export default routes; ^^^^^ SyntaxError: Unexpected token export I'm actually trying to follow along in a training video so I'm a bit new to this. $ npx jest FAIL . When using a JS Babel config (as opposed to a . answered Feb 9, 2018 at 11:40. js". when your code or its dependencies use non-standard JavaScript syntax, or when Jest Create a Babel config file (babel. I removed them and the tests began passing. js Hit the same issue. The project builds like it should so I find myself wondering if we ever needed those lines. Config} */ const config = { // Add more setup options before each test is run I am now using React Jest to test code. module. 14. Also found out the moduleNameMapper cannot be overriden in package. js" file with Node. In this guide, we’ll walk through creating a basic HTTP server in Node. So to give you some steps to follow: rename your . Viewed 21k times event. Wrong: use babel import { bla } from 'blub' Correct: use babel import { bla } from 'blub' Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Node. ES6: Unexpected token import Babel NodeJS ES6: SyntaxError: Unexpected token export. babelrc to babel. So, the ormconfig. js using TypeScript. js settings I see: Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company So much as a space in front of it will deactivate it, followed by the js engine tripping over your export statement or, similar ```unexpected token export````. After ejecting create-react-app your package. /example. I am posting this in a hope help others incase if they reach this far and still have not found a fix. js contains an export statement, causing the termination. later i faced same issue with new package and just restarted computer and all worked. Alright, I am simply dumb. The lib is available in three version for three difference module loaders. js . 572. 10. Marcus, a seasoned developer, brought a rich background in developing both B2B and consumer software for a diverse range of organizations, including Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Visit the blog One possible fix for this issue in Webpack version 5. All assets are included using relative path like sct=". Follow edited Oct 22, 2020 at 6:04. exports = {}; run jest Note that Node. js): This is necessary because babel-jest relies on a traditional Babel config file, not webpack. Works like a charm 👍 – Anton Egorov It's your own code file, not enzyme's, that's erroring out. /build/three. If you have your config in your root/ directory and call a script that is in say root/folderA and that script imports something from root/folderB then the js file from folderB doesn't seem to be transpiled correctly (ignored?). Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company As it turns out, the basic problem was that I was compiling like this: tsc app Instead of just writing. js 13 and jest gets SyntaxError: Unexpected token 'export' Ask Question Asked 1 year, 11 months ago. We will first be going to see If you are encountering the `SyntaxError: Unexpected token ‘export’` error while running Jest tests on your JavaScript files, it is likely because your JavaScript code is using a feature that is The error “Unexpected token ’export’” occurs when you run JavaScript code in an environment that doesn’t support the export keyword. Share. In . Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Visit the blog Node. I was using a jest. md "Usage". Hot Network Questions Are/were counter-tariffs against USA targetting certain products? Marcus Greenwood Hatch, established in 2011 by Marcus Greenwood, has evolved significantly over the years. Jest - SyntaxError: React Navigation - Unexpected token export for [node_modules\react-navigation\src\react-navigation. 81 1 1 Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. It is widely used by developers to test their JavaScript code. Things will not go well if you do. The first method works if for some reason you have to import a css file from node_modules directly. I tried what has been mentioned above (adding tsconfig and set commonJS) but same outcome. Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company SyntaxError: Unexpected token 'export' relating to the index file. replit Inside it, copy and paste the following code: I'm trying to set up a new project, and simply adding these give me an error: import { configure } from "enzyme"; import Adapter from "enzyme-adapter-preact-pure"; configure({ adapter: new Adapter() }); SyntaxError: Unexpected token 'exp Unexpected token 'export' means that the engine encountered JavaScript's export keyword, which is only allowed when you do <script type=module>. I have tried to find an answer to this solution but the answers I have found are usually to do with adding 'module' to a script tag (which doesnt apply in my case since I'm not writing browser code Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company You have to choose between old-style require() import/export and new-style ES2015 import export; they're different. js - SyntaxError: Unexpected token import. js Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. g. My case was module federation shared dependencies caused a legacy package's css not to get picked up. SyntaxError: Unexpected token 'export' This error suggests that Jest is trying to parse an ES module as if it were a CommonJS module. js it seems like it's a warning about node. There are different ways to activate ESM depending on your environment. 5 + React ) it was happen on pages with 2nd or more nested level of pages. From my understanding he's trying to use ES6 and I know some commands, like import, aren't available in node ver 9 natively. This happens e. ": [". So for nested pages become broken. For functions I use exact same format. exports. It is loading the CommonJS build of enzyme I am trying to test this component with enzyme, using Mocha as the driver. /config'; ^^^^^ SyntaxError: Unexpected token The answer was in my . Improve this question. Activate ESM support in the browser. babelrc automatically. it uses node v12. 0 $ npm -v 6. I get the following error: ^^^^^^ at Object. , it's not plain JavaScript. By making it "^uuid$" this started working for me. js is exported from /dist (package. BTW: You also include three. 1. js with <script> and then via ES6 imports import * as THREE from '. x of jest so I think since I'm just now upgrading from 27. Create a file and name it . it forum post by lukenzy. Thanks for any help To use the export/import keyword, you need to activate the ESM specification. If you are making an HTTP request, you can also try to set the Accept header to application/json to indicate to your server that you Just got this too and figured why it really happens. Follow asked Sep 12, 2021 at 17:09. /src there are server, two react entry points (one for client and one for admin) and styles, so I've also added --ignore . js and export an object. Next. > 5 | global. Node. exports are CommonJS. 252. It seems like something in your config must not be right. The most important thing is consistency. You do have {"modules": false} in your babelrc though, which explicitly doesn't transform import/export - is that intentional? +1 to @Bergi's comment. 309. Declaring static constants in ES6 classes? 198 > eslint src Cannot read config file: src/. repl. json but in jest. json -> exports -> ". Modified 1 year, 11 months ago. js Error: Unexpected token export src/. mainText = mainText; this. In general, you should run the JS file not TS file using: npx node dist/file_name. You’ll gain a better understanding of how HTTP Jest is a JavaScript testing framework that is designed to be simple, fast, and efficient. gulpfile. 46. ts Test suite failed to run Jest encountered an unexpected token Jest failed to parse a file. If you are getting same problem. js and . json probably contains: "babel": { "presets": [ "react-app" ] } which makes import/export statements work for your files, but @amcharts/amcharts4 does not have that setting in its package. pm2 released version 4. Here’s an example: Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company I think I found the problem. js and make sure you use module. x. You cannot mix and match. But looks like the issue was in node itself. Now I want to test multiple components together, and I immedia If your server sends back the correct data, make sure it's Content-Type response header is set to application/json and not text/html. script. test. fn(). e. That index. By default, if Jest sees a Babel config, it will use that to transform your files, ignoring "node_modules". /dist/index. 1 but the nullish coalescing operator (??), is relatively new and was added in node v14. While import is indeed part of ES6, it is unfortunately not yet supported in NodeJS by default, and has only very recently landed support in browsers. js twice. Asking for help, clarification, or responding to other answers. In case others get by here: Check the readme. Setting up Jest and Enzyme to test React 15 cannot find module react/lib/ReactTestUtils. x I'll stick with this solution for now. x or better. "Uncaught SyntaxError: Unexpected token {" while importing. I went through over the weekend multiple times to make sure I got all the hidden characters from the JS code and the scripts in my html. tsc This caused my compilation types to mix with the js ones in the same folder. ResizeObserver = jest. js:53:16) at Module. Thanks, I have removed the package and using react-colorfull package now. x, I've tried many other regexps from all over StackOverflow and all wide internet but it just does not work as expected. buttonSet = buttonSet; } I looked up the syntax and don't see anything wrong: Solving Next. js, open your terminal right inside VS Code by selecting View > Terminal. What should I do to solve this problem? I looked at the Intellij project settings, and in the node. js or; node dist/file_name. The db-client package is built, and its index. I'm trying to export a ^^^^^ SyntaxError: Unexpected token 'export' javascript; function; export; Share. eslintrc. /config'; ^^^^^ SyntaxError: Unexpected token . The export keyword is a part of (function (exports, require, module, __filename, __dirname) { export { COLOR, TYPO, PRIMARY_COLORS, THEME_NAME } from '. 12. From James M Snell's Update on ES6 Modules in Node. ts' , it should be node . If a component is single, and not importing anything else, &quot;npm test&quot; runs smoothly. Something that just occurred to me with regards to using Webpack: you might run into this issue again if you don't use a transpiler of some sort. when your code or its dependencies use non-standard JavaScript syntax, or when Jest is SyntaxError: Unexpected token 'export' 3 | import { configure } from 'enzyme'; 4 |. Jest gives an error: "SyntaxError: Unexpected token export" 1 Cannot use import statement outside a module - @achudars I have not tried version 26. Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. /index. One time via the <script> tag and then with an ES6 import statement. Marcus, a seasoned developer, brought a rich background in developing both B2B and consumer software for a diverse range of organizations, including Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. igor. fn(), 7 | How to fix SyntaxError: Unexpected token ‘export’ in JavaScript? In this article, we are going to see a simple yet confusing error that many new developers face when working with ES6 modules. js"]). So to use the ?? operator you need to update node in repl. 0. Work is in progress but it is going to take some time — We’re currently looking at Jest encountered an unexpected token This usually means that you are trying to import a file which Jest cannot parse, e. Jest failed to parse a file. Fabrice T. Jest gives an error: "SyntaxError: Unexpected token export" 112. js:1] 3 Jest: unexpected token export with react-navigation (function (exports, require, module, __filename, __dirname) { export { COLOR, TYPO, PRIMARY_COLORS, THEME_NAME } from '. js), which is not meant for this scenario. I partially followed the docs jest webpack to make it work. Essentially my pack contains a few different classes and I try to export them in index so the code using this package has access. _compile Jest encountered an unexpected token. For the new style stuff you have to explicitly tell Node that a source file is a new-style module. In the terminal, enter node app. How do I conditionally add attributes to React components? 881. Which you can do by following this repl. import and export are ES6. Cause: babel-jest uses babel configuration that is loaded based on the location of the file that is going to be transformed. This is definitely wrong. What I am wondering is how come same 'export' style is working for interfaces but not for simple const/function? Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. js - SyntaxError: Unexpected token import while running on node 6. – Pointy SyntaxError: Unexpected token export. To activate ESM support in the browser, you need to specify the type="module" attribute in the <script> tag. it still happens sometime and i restart computer all works, clearing cache don;t help. json nor does it have Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. Jest & Enzyme - SyntaxError: Unexpected token import 139 ReferenceError: You are trying to `import` a file after the Jest environment has been torn down This ended up helping me import @microsoft/mgt-react into a Next Js v12 project. $ node -v v14. 8 $ ng new test Unknown error: SyntaxError: Unexpected token 'export' $ ng -v Unknown error: SyntaxError: Unexpected token 'export' I installed it via sudo npm install -g @angular/cli which gave no errors. This seems to work, either using require to import the modules, or with "type":"module" or --experimental-modules set and import used. /src/styles into the build command. js it does the trick. It may work who use create-react-app from feb 2018. Thank you! I'm assuming the reason this works is because it's working around the build-time loader and using an ES6 friendly loader, next/dynamic. mmyexd xueg fvusg wdjntjl umtnun dckayg evugxy turbrglu cbbjzh qhq xfbhx jnhrjct rzpi kjkns sva