Unexpected token export nextjs react npm install --save-dev @babel/core @babel/preset-env. Module parse failed, Unexpected token (ReactJS) 883. js and . script. when your code or its dependencies use non-standard JavaScript syntax, or when Jest is not configured to support such 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 every time I compose react component I make folder for it. js docs, but still same issue. Here is the next. _compile (module. Follow asked Dec 14, 2016 at 9:03. 1. env files in your test environment dir: ". 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 To solve the "SyntaxError: Unexpected token 'export'" error, make sure: to set type to module in your package. js, even simply importing ScrollTrigger causes this You signed in with another tab or window. 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 There are millions of ways to use Microsoft Graph in React projects, but mtg seems to be the most modern approach. Make sure you are not mixing CommonJs module with the export keyword. Modified 6 years, 7 months ago. React Native Realm testing. If you don’t have a next. Uncaught SyntaxError: Unexpected token < with React. About; Products OverflowAI; Stack Overflow for Teams Where developers & technologists share \Users\LANAUS\repos\gdn-tabular-app\src\src\App. js is an open-source web development framework created by the private company Vercel providing React-based Shouldn't you use function renderNumbers()?It looks like renderNumbers is not a method of class Counter but an individual function in your code. js - SyntaxError: Unexpected token import. However, when I tried to put my JS in a separate file, I started getting this error: "Uncaught SyntaxError: Unexpected token <". Some anti-DoS protection, enterprise firewall which blocks certain domains and shows placeholder page, maybe something else. 0. SyntaxError: Unexpected token '<' - NextJS SVG doesnt work I&#39;m using a personal package that have some components and svgs. Pavindu. . Those are the packages which actually cause build errors in Next. This solution worked with react-16. 1084. 38. chunk. exports = {}; Share. I am trying to get started building a site in ReactJS. Node. { "presets": ["@babel/preset export function flatten (target, opts) { ^^^^^ SyntaxError: Unexpected token 'export' I made sure my jest was properly installed and set up, as per Next. I am using Babel 6. How do you know it is safe? Is there anyway to make Mathematica output only the solution to an integral that is real? Eg. NextJS: Unexpected token '?' Hot Network Questions A website asks you to enter a Microsoft/Google/Facebook password. Uncaught SyntaxError: Unexpected token < when importing js file with react component Needs Help I'm trying to Next. Jest cannot parse a file even after transpiling is configured. So perhaps the most fair comparison in this situation would be to look at the top 100+ React libraries. Improve this question. Config} */ const config = { // Add more setup options before each test is run 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 Create React App/CRA is not the optimal tool to build and bundle npm packages, its main purpose is to create Single Page Applications. next. js:80:10) at Object. Solving Next. config. babelrc in your project's root directory and add this code there. 6. js:1] 3 Jest: unexpected token export with react-navigation. 14. js) Hello, I've used similar code in react before, but for some reason in Next. js ├── component │ ├── index. /src/styles into the build command. Asking for help, clarification, or responding to other answers. Why? Who knows. 1. reactjs; next. I used to use this library with react, and everything gones fine. NextJS: Unexpected token '?' Hot Network Questions What is meaning of forms in "they are even used as coil forms for inductors?" 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 And then How to fix the syntaxError: unexpected token ‘export’ in JavaScript? If you are new to programming and don’t know where to start and practice then visiting Codedamn will be a great decision you can make. I'm still confused as to why this caused my Unexpected token 'export' errors to go away since the testEnvironment property is set to // createJestConfig is exported this way to ensure that next/jest can load the Next. ReactJS - Does render get called any time "setState" is called? 0. Edit: If you want to declare renderNumbers() as a prototype method of class Counter, define it inside of the class: Jest - SyntaxError: React Navigation - Unexpected token export for [node_modules\react-navigation\src\react-navigation. js can cause issues. I wrote a book in which I share everything I know Install the babel packages @babel/core and @babel/preset which will convert ES6 to a commonjs target as node js doesn't understand ES6 targets directly. When running Next. Your components should be corrected as follows. You signed out in another tab or window. 675. Then you need to create one configuration file with name . 9345ebBe. from 'mobx-react'; class App { @observer cake = []; } export default new App(); reactjs; mobx; mobx-react; Share. js project from React --> Preact. Jest encountered an unexpected token when working with React TypeScript. js application, you might encounter this error because a dependency from the node_modules folder only support the ESM syntax. js:1] 5 TypeScript Property 'navigation' is missing in type but required in type 'Props' React Native 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 Create React App/CRA is not the optimal tool to build and bundle npm packages, its main purpose is to create Single Page Applications. How to fix babel react "Uncaught SyntaxError: Unexpected token <" Ask Question Asked 8 years, 6 months ago. I am having problem with react setup via CDN. When I build the application it thro 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 You are basically re-exporting a module (that is adding another module’s exports to those of the current module). But the change that I believe caused the issue was in 2. And those libraries are usually bundled with the application. In . I have a simple middleware setup that checks if the user is logged in using a boolean from the zustand store, and redirect the user to the login page accordingly. js that might be affecting module resolution. 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 Jest - SyntaxError: React Navigation - Unexpected token export for [node_modules\react-navigation\src\react-navigation. 12 was succeeding with the old solution, both on next-10. js and component. However, while running npm i, As the title says I have been working with next and jest for couple of weeks now but the last days I am facing an issue with jest. None of the popular solutions here were working for me either. js you just create one in To solve this problem, use this: import dark from "react-syntax-highlighter / dist / cjs / styles / prism / dark"; Instead of using this: import {dark} from "react-syntax-highlighter / dist / cjs / styles / prism "; Check for Duplicate Babel Configurations: Make sure there are no conflicting Babel configurations in your project. My test suits run with no errors until I install this package: fir When attempting to use '@amcharts/amcharts4/core' package and other amchart modules within a NextJS project I was getting an error: SyntaxError: Unexpected token 'export' After reading lots of post Hello @nihal-zaynax, thank you for reporting this problem!The issue seems to be caused by a design decision made by nextjs not to transpile ES6 packages from node_modules. Changed on the library from "target": Specifically, the “syntaxerror unexpected token ‘export’" error is caused by any one of the following: In this article, I will go over steps to address this error! Use the following SyntaxError: Unexpected token 'export' in ScrollTrigger (Next. @zthxxx 感谢解答。自定义nextjs 服务，已解决这个了这问题了。需要两个操作 1. If you come across errors such as "SyntaxError: Unexpected token 'export'" or "'SyntaxError: Cannot use import statement outside a module'", along with similar issues, it's necessary to include the module causing the problem in the transpilePackages configuration. json() on it. 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 Hello I tried to search in other questions but none of mentioned solutions I tried did not work for me. /src/index. TypeError: Cannot read property 'create' of undefined (Material UI/enzyme) 1. Follow asked Sep 12, 2021 at 17:09. /", }) // Add any custom config to be passed to Jest /** @type {import('jest'). NextJS: Unexpected token '?' Hot Network Questions What is meaning of forms in "they are even used as coil forms for inductors?" I am currently trying to migrate a Next. JSX error: Unexpected Token, Unexpected token 'export' in Next. g. React and NextJS: Module parse failed: Unexpected token. – React and NextJS: Module parse failed: Unexpected token 1 Issue with next. React - Material UI test TypeError: Cannot read property 'get' of undefined. 1 of CountUp (you I am trying to set up firebase authentication on my Next. /UserContainer' Check this link for a complete reference Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. Ask Question Asked 7 years, 11 months ago. Invalid left-hand side in assignment expression. 14 & react-dom-16. I am very new to react and next. 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' on '@react-navigation' 2. Peter Mortensen. to set type to module on your JS script tags in the browser. You switched accounts on another tab or window. Trying to get babel-jest working (see earlier comment^ ), but even this is a tad confusing. io. Follow edited Feb 1, 2023 at 3:08. When the There are some associated updates in the latest versions of nextjs but as I'm not familiar with them I can't help you any further. 34. Her is my html: Getting Unexpected Token Export. js ├── component Unexpected token, expected ; (1:20) > 1 | export default from this is the way to re export default import as default export, export {default} from 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 had the same issue although I was requesting data from another web server and not locally. You signed in with another tab or window. js v13, why am I SyntaxError: Unexpected token 'export' in Next. [BUG] Not working with NextJS: Unexpected token 'export' #1342. Getting Unexpected Token Export. js Hot Network Questions How to design a network and loss function for classes, composed of two other classes? Thanks, exactly what I was missing in my config. Ensure Correct Module Resolution: Check if there are any custom Webpack configurations in your next. Uncaught SyntaxError: Unexpected token < when importing js file with react component I’ve been wrong about NextJS, I take it all back. Commented . js and Ant Design to ensure that there are no additional configuration steps required for your specific setup. js" const createJestConfig = nextJest({ // Provide the path to your Next. webapck 打包这个插件换成cjs 2. js Module build export { download }; ^^^^^ SyntaxError: Unexpected token 'export' javascript; function; export; Share. 31 SyntaxError: Invalid or unexpected token when testing react application with babel and jest. I have a monorepo with 3 packages, namely: web-app: A NextJS 12 project in Typescript web-core: A redux-toolkit project used in web-app web-ui: A storybook project with components which are being A community for discussing anything related to the React UI framework and its ecosystem. js project (using TypeScript), and I believe that I have encountered some configuration issues related to using firebase that are causing my You signed in with another tab or window. js config which is async export default from 'react-dnd'; export function useWrappedDrag<T>(type: string, item: T Consult Next. js:617:28) at Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. One common confusion when using the export keyword is mix and matching it with CommonJS You signed in with another tab or window. That is extremely relevant for Next. But when I import { getStripePayments } from "@stripe/firestore-stripe-payments"; I receive SyntaxError: Unexpected token 'export'. SyntaxError: Unexpected token 'export' in Next. js Unexpected token ’export’ when running Next. js:1] 3 SyntaxError: Unexpected token import with Jest + react-native-animated-ellipsis <Inspector /> 这个 react 组件 (import { Inspector } from 'react-dev-inspector') 不提供 cjs 产物，只提供了 esm 产物 (供 webpack / vite 等使用)，不支持 node 端使用，如 ssr. 14 while the example repo on react-16. Jest's documentation for config is light on full, useable examples. I am working on a react nextjs project, and I suddenly ran into a SyntaxError: Unexpected token 'export' error. In order to make the named export UserContainer of module . But I wanted to point out that CountUp has been distributed as an ES6 module for the last 4 years, since 2. I have a react app in typescript that cant compile for Unexpected token, Skip to main content. js:139:10) at Module. It seems that because of the new ESM format of this module, jest really has trouble with. js │ └── Component. ) It looks like the initializer for your react app -- you may have misconfigured your server to treat that URL as a react route instead of allowing the request to go through to the server. Viewed 19k times 7 . js:1 I'm sure it means backend returns HTML page to them instead of JS code. js and Ant Design Documentation: Review the documentation for both Next. Reload to refresh your session. Follow edited Feb 4, 2019 at 6:53. A community for discussing anything related to the React UI framework and Members Online • h3uh3uh3u . I have read the solutions If you are developing with Next. babelrc and a babel. js, because it is a React framework. JSX error: Unexpected Token, expected "," 2. js SyntaxError "Unexpected token 'export'"? Use next-transpile-modules to transpile your library. js. Works like a charm 👍 – Anton Egorov Jest - SyntaxError: React Navigation - Unexpected token export for [node_modules\react-navigation\src\react-navigation. asked Feb 4 SyntaxError: Unexpected token 'export' in Next. Below are the HTML and JS files. js mobx + react unexpected token. This can be also occurs when you are not configure your babel react presets in order to compile your JSX. @James yeah, when I comment-out the styles import everything runs fine. igor script. Stack Overflow. jsx index compo You signed in with another tab or window. I have added next-plugin-preact as a dependency and I changed my config also. 23. jsx for example ├── App. If these steps do not resolve the issue, please let me know, and we can explore further troubleshooting steps. js v13, why am I Check for Duplicate Babel Configurations: Make sure there are no conflicting Babel configurations in your project. When I try to test a file using this import: import { getSession } from '@auth0/nextjs-auth0'; I get the following error: Jest failed to parse a file. Integrate[D Jest says SyntaxError: Unexpected token export - React, Material. 5 How to solve syntax error, unexpected token, export type? 0 module. js: // @ts-check Sorry to hear about this issue. The problem is with the naming convention that you have used for react components. mjs or next. 317 2 2 gold This was the solution for me after hours of debugging and comparing to the with-jest example repo. Btw, renderNumbers was defined twice, although it's legal and not the cause of the problem. every time I compose react component I make folder for it. Sometimes, having both a . The response status code was 200 but I still didnt get the data, even though it was sent in JSON format by default. js, you might encounter the SyntaxError: Unexpected token ‘export’ error. This package has a dependency on another package called astronomia. Provide details and share your research! But avoid . 2. Jest TypeScript tests failing with: export default data; ^^^^^ SyntaxError: Unexpected token 'export' Related. For component libraries, CRA team recommends to use more flexible toolchains. I have a nextjs app that is using the nextjs-auth0 package. 0. Modified 8 years, 6 months ago. I had the same issue, and this pretty much solved the problem for me: export const config = { matcher: '/', }; I think this is a bug that comes with the latest Next JS release, the solution above helps. This was as per the docs import { While integrating react-syntax-highlighter into my next-js project I've used the following code: import { Prism as SyntaxHighlighter } from "react-syntax-highlighter"; import { okaidia } from "react- Unexpected token export at createScript (vm. It seemed no amount of configuring did the trick until I started expanding on Fernanda Duarte's answer, using some inspiration from another answer (that I can't find right now, apologies to its author). 81 1 1 gold badge 1 1 silver badge 5 5 bronze badges. React Module parse failed: Unexpected token (1:48) 532. I've seen multiple similar issues and it seems to boil down to that. runInThisContext (vm. Your code has to be in a module, as recognized by whatever environment is involved. Improve this answer. As you have ejected CRA, you can still try to adjust Webpack config. js SyntaxError: Unexpected token < in JSON at position 0. json file in Node. If you have As you can see, that is indeed an HTML page instead of the JSON you were expecting. 12 & react-dom-16. js; Share. Hot Network Questions export { download }; ^^^^^ SyntaxError: Unexpected token 'export' javascript; function; export; Share. When using command: npm start I have an error: ERROR in . js, not the compile-time tools. DOM */ to the top of the JS file, but it didn't fix anything. I too encountered this when using react-markdown v9. HtmlWebpackPlugin erase template div. Closed Fensterbank opened I am trying to use date-holidays npm package in my NextJS 5 application. This issue often occurs due to the use of ES6 modules or This is a not-uncommon error when using some packages with NextJS, and can be fixed by using next-transpile-modules as documented. Elīna Legzdiņa Elīna Legzdiņa. For the react components, you have to use pascal case. js but from what I am understanding that issue was solved with next. js app to load next. js React app. I tried adding /** @jsx React. NextJS: Unexpected token '?' 4. and I make files index. js/typescript/webpack: "Unhandled Rejection (ReferenceError): XYZ is not defined" How to fix babel react "Uncaught SyntaxError: Unexpected token <" Ask Question Asked 8 years, 6 months ago. Jest encountered an unexpected token - SyntaxError: Unexpected token 'export' Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. igor. I was building a website based on nextjs-typescript and tailwindcss and I am encountering this weird "Unexpected token header", but the actual problem in missing It's funny I've searched for this issue separately twice and come to this same answer! @next / react really need to improve reporting. tsx: Unexpected token (14:15) 12 | export class App extends Component Uncaught SyntaxError: Unexpected token "<" 2. /src there are server, two react entry points (one for client and one for admin) and styles, so I've also added --ignore . – Neil. This happens e. import nextJest from "next/jest. 3. /UserContainer the default export of current module you should write: export { default as UserContainer } from '. However, a commonly accepted workaround Does this answer your question: Next. js SyntaxError: Unexpected token ‘export’ Last updated: January 02, 2024 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 Bug Report Package version(s): latest Browser and OS versions: Chrome Priorities and help requested (not applicable if asking question): Are you willing to submit a PR to fix? No Requested priority: Blocking Describe the issue: I try to But when I import { getStripePayments } from "@stripe/firestore-stripe-payments"; I receive SyntaxError: Unexpected token 'export'. (It'll be easier to read if you log it before trying to call . xxfzl pih kvfix fuh jsqvi mrwxic sdjgh mvqwn tzmyrw uzfbd