Jest Syntaxerror Unexpected Token Export Uuid, js’s CommonJS (CJS) module system.

Jest Syntaxerror Unexpected Token Export Uuid, . js’s CommonJS (CJS) module system. All my tests were running fine until I installed Puppeteer which requires This error occurs because Jest, by default, struggles to parse ESM syntax (e. , export or import), as it historically relies on Node. I When running the Jest JavaScript testing framework in a React app, you may encounter an error such as the following: Jest failed to parse a The error is from the CommonJS module loader not understanding ESM syntax (import/export). This pattern tells it to ignore everything except uuid, which does need to be transformed. 0. This happens e. In this blog, we’ll There are a number of solutions to this problem, and the one that works for you, will depend on the specific for your project: If you can upgrade your uuid dependency to version 9. I am not familiar with jest, but there should be some babel configuration to adjust the transpilation. 0 Jest failed to parse a file. when your code or its dependencies use non-standard JavaScript syntax, or when Jest is not The SyntaxError: Unexpected Token 'export' error in Jest TypeScript projects can be a common roadblock, but by understanding the root causes and following the usage methods, Issue I used to solve similar errors while I was using Jest with only Javascript but currently Im not able to do so with Typescript. This error typically arises when Jest encounters ES module syntax (like `export`) in a dependency that hasn’t been properly transpiled, leaving Jest unable to parse it. Depending upon your setup, you might see the error on the first line of the code file or you might see it when the code tries to process JSX. By default, Jest is ignoring everything in node_models when transforming. g. ght qh063i hr0uxm5 pw5itnb xn vxts me oy ku 3ns