Why Use ESLint?
- Maintains consistent code style
- Catches potential errors and bad practices
- Improves code readability
- Enforces team-wide coding standards
- Can automatically fix many issues
Installing ESLint
Follow these steps to install and set up ESLint in your project:
Installation Steps
Open your terminal and navigate to your project directory.
Install ESLint as a dev dependency:
npm install --save-dev @typescript-eslint/parser @typescript-eslint/eslint-plugin --fAdd a script to your .eslintrc.json file:
{
"extends": [
"next/core-web-vitals",
"eslint:recommended",
"plugin:@typescript-eslint/recommended"
],
"parser": "@typescript-eslint/parser",
"plugins": ["@typescript-eslint"],
"root": true,
"rules": {
"no-unused-vars": "error",
"@typescript-eslint/no-unused-vars": "error"
}
}Add a script to your package.json file:
{
"scripts": {
"lint": "next lint"
}
}