2 weeks ago - In addition to the Next.js ESLint rules, create-next-app --typescript will also add TypeScript-specific lint rules with eslint-config-next/typescript to your config:

April 29, 2024 - If you exclude this, Eslint will still work that is because @typescript-eslint/eslint-plugin seems to include it already. But, let’s just include it to for cases that we are not familiar with at this point. ... { "extends": [ "next/core-web-vitals", "plugin:@typescript-eslint/recommended" ], "parser": "@typescript-eslint/parser", "rules": { "@typescript-eslint/no-explicit-any": "error" } }

After installing the dependencies, create or update your .eslintrc.json file with the following configuration: { "extends": [ "next/core-web-vitals", "next/typescript", "plugin:prettier/recommended", "plugin:jsx-a11y/recommended" ], "plugins": ["prettier", "jsx-a11y"], "rules": { "prettier/prettier": [ "error", { "trailingComma": "all", "semi": false, "tabWidth": 2, "singleQuote": true, "printWidth": 80, "endOfLine": "auto", "arrowParens": "always", "plugins": ["prettier-plugin-tailwindcss"] }, { "usePrettierrc": false } ], "react/react-in-jsx-scope": "off", "jsx-a11y/alt-text": "warn", "jsx-a11y/aria-props": "warn", "jsx-a11y/aria-proptypes": "warn", "jsx-a11y/aria-unsupported-elements": "warn", "jsx-a11y/role-has-required-aria-props": "warn", "jsx-a11y/role-supports-aria-props": "warn" } }

How to create a Next.js app with TypeScript, and how to configure ESLint to make it work with prettier, and finally how to integrate this tooling with Visual Studio Code.

Check there are no errors compiling our code from TypeScript. ... "scripts": { "dev": "next dev", "build": "next build", "start": "next start", "check-types": "tsc --pretty --noEmit", "check-format": "prettier --check .", "check-lint": "eslint . --ext ts --ext tsx --ext js", "format": "prettier --write .", "test-all": "npm run check-format && npm run check-lint && npm run check-types && npm run build", "prepare": "husky install" },

March 25, 2024 - cd my-nextjs-app npm install --save-dev eslint prettier eslint-plugin-react eslint-config-prettier eslint-plugin-prettier prettier-plugin-tailwindcss · Create an ESLint configuration file named .eslintrc.js in your project root: module.exports = { extends: ['next', 'next/core-web-vitals', 'eslint:recommended', 'plugin:react/recommended', 'plugin:@typescript-eslint/recommended', 'prettier'], plugins: ['react', '@typescript-eslint'], parserOptions: { ecmaVersion: 2021, sourceType: 'module', }, rules: { // Add your custom ESLint rules here }, }; Create a Prettier configuration file named .pretti

May 30, 2025 - For example, if you look in the GitHub repo for Next's ESLint plugin, eslint-plugin-next, each file in the src/rules folder defines a linting rule as a TypeScript function. The index.js of the package then exports these rule functions in the rules object in its default export:

March 7, 2022 - npm install @typescript-eslint/eslint-plugin@5.12.1 eslint-config-airbnb@18.2.1 eslint-config-prettier@8.4.0 eslint-plugin-jsx-a11y@6.5.1 eslint-plugin-prettier@4.0.0 eslint-plugin-react@7.27.0 eslint-plugin-react-hooks@4.3.0 eslint-plugin-security@1.4.0 eslint-plugin-simple-import-sort@7.0.0 eslint-plugin-sonarjs@0.12.0 -D

August 9, 2023 - We need to install eslint-config-prettier package because there are some overlap between eslint and prettier rules and the package resolves the conflict. ... // package.json "lint": "next lint", "format": "prettier --check .", "format:fix": "prettier --write --list-different ." — list-different flag tell prettier to list all the files which are formatted. These basic steps are good enough to include TypeScript, ESLint and Prettier in NextJS project.

August 26, 2022 - In this article, we are going to learn how to create and setup a new NextJs project with Typescript (types), ESLint (linting warning and errors), Prettier (code formatting), and TailwindCSS (CSS styling).

August 30, 2024 - Set Up Next.JS with TypeScript, ESLint, Prettier and Husky for Visual Studio Code. Create Auto-Save And Pre-Commit Hooks To Check And Format Your Code.

{ "root": true, "env": { "browser": true, "es6": true, "node": true }, "settings": { "react": { "version": "detect" } }, "parser": "@typescript-eslint/parser", "parserOptions": { "project": "./tsconfig.json", "ecmaVersion": 2024, "ecmaFeatures": { "jsx": true, "arrowFunctions": true }, "sourceType": "module" }, "ignorePatterns": ["node_modules", "build", "dist", "public"], "extends": [ "next", "next/core-web-vitals", "eslint:recommended", "plugin:react/recommended", "plugin:jsdoc/recommended", "plugin:tailwindcss/recommended", "plugin:@typescript-eslint/recommended", "prettier" ], "plugins": [

{ "extends": [ "plugin:@typescript-eslint/recommended", "next/core-web-vitals", "prettier" ], "rules": { "prettier/prettier": "error" }, "plugins": ["@typescript-eslint", "prettier"] } { "name": "****", "version": "0.1.0", "private": true, "scripts": { "dev": "next dev", "build": "next build", "start": "next start", "lint": "next lint", "format": "prettier --write --ignore-path .gitignore --ignore-path .prettierignore './**/*.{js,jsx,ts,tsx,json,css}' && next lint --fix" }, "dependencies": { "@chakra-ui/next-js": "^2.1.4", "@chakra-ui/react": "^2.7.0", "@emotion/react": "^11.11.1", "@emotion/s

Starter code for a clean Next.js + TypeScript + ESLint project. More info here: https://paulintrognon.fr/blog/post/typescript-prettier-eslint-next-js

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March 4, 2022 - eslint-config-next could be found in package.json which below 3 recommended rule-set are used. ... You can check eslint-config-next for more details (It's even included @typescript-eslint/parser and jsx-a11y).

{ "env": { "browser": true, "es2021": true, "node": true, "jest": true }, "extends": [ "next", "next/core-web-vitals", "prettier", "plugin:@typescript-eslint/recommended" ], "parser": "@typescript-eslint/parser", "parserOptions": { "ecmaVersion": "latest", "sourceType": "module", "ecmaFeatures": { "jsx": true } }, "plugins": [ "prettier", "@typescript-eslint" ], "rules": { "prettier/prettier": [ "error", { "printWidth": 120, "bracketSpacing": true, "singleQuote": true, "semi": false, "trailingComma": "es5" } ], "linebreak-style": [ "error", "unix" ], "quotes": [ "error", "single" ], "semi": [

September 7, 2025 - npm install --save-dev \ eslint \ eslint-config-next \ @eslint/eslintrc \ prettier \ eslint-config-prettier \ eslint-plugin-prettier \ ... import { dirname } from "path"; import { fileURLToPath } from "url"; import { FlatCompat } from "@eslint/eslintrc"; const __filename = fileURLToPath(import.meta.url); const __dirname = dirname(__filename); const compat = new FlatCompat({ baseDirectory: __dirname, }); const eslintConfig = [ ...compat.extends( "next/core-web-vitals", // Next.js built-in rules for performance and best practices "next/typescript", // Next.js TypeScript-specific lint rules "plug

February 29, 2024 - npm add --dev eslint prettier husky lint-staged eslint-config-prettier @typescript-eslint/parser @typescript-eslint/eslint-plugin eslint-plugin-prettier prettier-plugin-tailwindcss eslint-config-next · Create an Prettier configuration file (.prettierrc) and a Prettier ignore file (.prettierignore): ... The .prettierrc file is a JSON or YAML configuration file that contains settings for Prettier.