As we can read in official docs: Create React App Create React App is a comfortable environment for learning React, and is the best way to start building a new single-page application in React. It sets up your development environment so that you can use the latest JavaScript features, provides a nice developer experience, and … Read more
When npm start doesn’t detect changes, below are the common troubleshooting steps provided in the create-react-app documentation – link. While an app is running with npm start and updating code in the editor should possibly refresh the broswer with the updated code. If this doesn’t happen, try one of the following workarounds: If the project … Read more
–max-warnings can serve this purpose: –max-warnings=0 means that any warnings cause eslint to report an error. https://github.com/eslint/eslint/issues/2309#issuecomment-219828044
I think you are using Windows, I came across the same problem and it’s because of a security feature in your system. Open powershell as an administrator. Run the following command set-executionpolicy remotesigned Try again. This worked for me. Sources: https://www.faqforge.com/windows/windows-powershell-running-scripts-is-disabled-on-this-system/
Run the following 3 commands sequentially: npm uninstall -g create-react-app npx clear-npx-cache npm i create-react-app npx create-react-app@latest my-app
As per the docs, we cannot override NODE_ENV, but there is a room to create our own custom variables starting with REACT_APP_. So i configured to look as below: Reference: https://facebook.github.io/create-react-app/docs/adding-custom-environment-variables “staging”: “concurrently -k \”npm:staging-server\” \”cross-env REACT_APP_ENVIRONMENT=’staging’ PORT=3003 react-scripts start\””, And inside my UI application, I can fetch its value by consoling it like this: … Read more
Create React App was created by Dan Abramov. He’s written an excellent article about the issues with npm audit in create-react-app. It’s a good read and I learned a lot about packages, npm audit and create-react-app. https://overreacted.io/npm-audit-broken-by-design/ TL;DR You can ignore these security vulnerabilities.
The problem apparently was caused by a misconfiguration of some (peer?) dependencies of a dependency, react-scripts with the TypeScript template. It went away. Make sure you update your dependencies, purge node_modules, even purge package-lock.json or yarn.lock, and try a fresh build again now.
I made a workaround. I compared my old and new package-lock.json of my projects and I saw some @babel lib version changed to v7.20.2 (on Nov 4th, 2022). I overwrote the new package-lock.json with old one and my react app built and ran successfully again. I then changed (downgrade) some of @babel package in my … Read more
You can use the –watchAll=false parameter. So for example you can create another script like this: “scripts”: { “test:nowatch”: “react-scripts test –watchAll=false”, } And then run “pre-commit”: [ “precommit-msg”, “lint”, “test:nowatch” ],