My react application is bootstrapped using CRA(react-scripts v4.0.0) and I want to add a code formatter (prettier to be specific) that must format the code before committing the changes to my git repo. I know that eslint is a dependency of react-scripts and linting is done using ‘eslint-webpack-plugin'(…
Tag: create-react-app
Importing images from public folder in react
OK last hail mary here. I’ve seen this question a lot but no clear answer. I moved all of my images out of my src folder to my public folder into a sub-folder images. And used the URL like ./images/my-image.png but the image isn’t populating. I am using create-react-app. How do I call images from …
Change table row color by dynamically updating the className
I created this Typescript class in an attempt to change the row color in a table. My aim was to dyanmically update the className for the tr. Everything displays as expected but nothing happend when I check/uncheck the box. How do I fix this? Answer You want to use the React hook useState() inside a React comp…
When importing a module from node_modules that uses route based lazy loading in create-react-app, should code splitting work in the same way?
I used create-react-app (react ^17.0.2, react-scripts 4.0.3) to knock up a simple application which uses route based lazy loading to perform code splitting. When I build this application I see separate chunks created per lazy loaded component and this all works fine as all my components are exported using def…
Changing Background image using Create React App
Having trouble using Create React App to change a background image I feed to my component through props. The docs say use the import syntax. This works but it would mean I have to hard code every background image to each component. Anyway to do this dynamically? I noticed it won’t let me use template li…
How can I use Axios interceptors to add some headers to responses?
In my Reactjs app , I want to add an interceptor which can append some headers to some backend responses So, I tried this : And I suppose like that that my header would be append in every back-end response. But that doesn’t seem to work. Suggestions ?? Answer Add a request interceptor Add a response int…
Dynamic access of environment variables in NextJS not working
I cannot access environment variables dynamically in NextJS. In .env.local I have: In _app.tsx I have: I tried the same thing in Create React APP: Does anybody know why NextJS doesn’t allow this and how to override it? I’m aware next.config.js is a thing, but I’d like to use .env. Answer Acc…
Ignoring specific file path during Format.Js message extraction
When using Create React App and TypeScript, a file is auto-generated in the src directory: react-app-env.d.ts. This file seems necessary to support image imports as discussed here: https://github.com/facebook/create-react-app/issues/6560. When using Format.JS, I extract messages using the following command: B…
Cannot build an app when there is CommonJS instead of ES6 module exports/imports
I generated a simple app through create-react-app (v3.3.0 for what that is worth) without messing with it’s default settings. For the most part, I use I do exports using the ES6 syntax: However, I wanted one of my scripts to also run in node’s CLI. Because of this, some select files use the common…
create-react-app command failing at the very end, with errno -4058
I’ve been following a video course for full stack web development, and have gotten to the react part. The video course says that the create-react-app npm package can be used to readily and easily do an initial setup of a react app file hierarchy with all dependencies. The method discussed in the course …