I am learning react js. I am a very beginner at this topic. But when I am doing setup to create a react environment I got an error. I have tried to solve the problem by Charles Stover blog in medium. But I got an error Command "up" not found
.
Here's my index.js file:
import React from 'react';
import ReactDOM from 'react-dom';
import App from './App';
import reportWebVitals from './reportWebVitals';
ReactDOM.render(
<React.StrictMode>
<App />
</React.StrictMode>,
document.getElementById('root')
);
reportWebVitals();
My package.json file:
{
"name": "myreact",
"version": "0.1.0",
"private": true,
"dependencies": {
"@testing-library/jest-dom": "^5.11.4",
"@testing-library/react": "^11.1.0",
"@testing-library/user-event": "^12.1.10",
"react": "^17.0.2",
"react-dom": "^17.0.2",
"react-scripts": "4.0.3",
"web-vitals": "^1.0.1"
},
"scripts": {
"start": "react-scripts start",
"build": "react-scripts build",
"test": "react-scripts test",
"eject": "react-scripts eject",
"lint": "yarn add -D prettier && yarn add -D babel-eslint && npx install-peerdeps --dev eslint-config-airbnb && yarn add -D eslint-config-prettier eslint-plugin-prettier"
},
"eslintConfig": {
"extends": [
"react-app",
"react-app/jest"
]
},
"browserslist": {
"production": [
">0.2%",
"not dead",
"not op_mini all"
],
"development": [
"last 1 chrome version",
"last 1 firefox version",
"last 1 safari version"
]
},
"devDependencies": {
"babel-eslint": "^10.1.0",
"eslint": "7.2.0",
"eslint-config-airbnb": "18.2.1",
"eslint-config-prettier": "^8.3.0",
"eslint-plugin-import": "2.22.1",
"eslint-plugin-jsx-a11y": "6.4.1",
"eslint-plugin-prettier": "^4.0.0",
"eslint-plugin-react": "7.21.5",
"eslint-plugin-react-hooks": "1.7.0",
"prettier": "^2.3.2"
}
}
When I am running yarn start
in terminal, I am getting an error.
Error while loading rule 'prettier/prettier': context.getPhysicalFilename is not a function
Occurred while linting F:\react-projects\myreact\src\index.js
Now what should I do?
eslint disable Delete 'cr' [prettier/prettier]? remove eslint-disable-next-line to ignore the next line. eslint-disable-next-line to ignore the next line.
Open the terminal in your project root folder and install eslint as a dev dependency. We also need to enable the eslint and prettier extension for the VSCode. So visit the extensions section of VSCode (ctrl + shift + x) and search for Eslint and Prettier — Code formatter and install it.
You can use ESLint plugins that let you run Prettier as if it is a linter rule: eslint-plugin-prettier for JavaScript.
I got two different solution.
"prettier/prettier": [
"error",
{
"trailingComma": "es5",
"singleQuote": true,
"printWidth": 100,
"tabWidth": 4,
"semi": true,
"endOfLine": "auto"
}
]
from .eslintrc
folder and change react script version from 4.0.3 to 4.0.1 and run npm install
.
yarn upgrade -R eslint
and change react script version from 4.0.3 to 4.0.1 and run npm install
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