@vainjs/eslint-config

Out-of-the-box ESLint configuration for modern JavaScript and TypeScript projects.

Features

• ✨ Modern ESLint 9.x - Built with ESLint's new flat config format
• 🎯 TypeScript First - Full TypeScript support with typed linting rules
• ⚛️ React & Next.js - Specialized configurations for React and Next.js projects
• 📦 Import Organization - Smart import sorting and organization rules
• 🎨 Prettier Integration - Seamlessly works with Prettier formatting
• 🚀 Zero Config - Works out of the box with sensible defaults

Quick Start

npm install @vainjs/eslint-config eslint prettier typescript --save-dev

Usage

Base Configuration (JavaScript/TypeScript)

// eslint.config.js
import config from '@vainjs/eslint-config'

export default config

React Projects

// eslint.config.js
import config from '@vainjs/eslint-config/react'

export default config

Next.js Projects

// eslint.config.js
import config from '@vainjs/eslint-config/nextjs'

export default config

What's Included

Base Configuration

• ESLint Recommended - Core ESLint rules for code quality
• TypeScript ESLint - Full TypeScript linting with type checking
• Import Plugin - Import/export organization and validation
• Prettier Integration - Disables conflicting formatting rules

Key Rules

• import/order - Organize imports by type and source
• import/newline-after-import - Enforce blank line after imports
• @typescript-eslint/consistent-type-imports - Use type-only imports
• no-empty-function - Allow arrow functions as placeholders

React Configuration

Extends base config with:

• React Rules - JSX and React-specific linting
• React Hooks - Hook usage validation
• Browser Globals - DOM and browser API support

Next.js Configuration

Extends base config with:

• Next.js Rules - Next.js best practices and optimizations
• Core Web Vitals - Performance optimization rules
• React Support - Modern JSX transform compatibility

Customization

// eslint.config.js
import baseConfig from '@vainjs/eslint-config'

export default [
  ...baseConfig,
  {
    rules: {
      // Your custom rules
      'no-console': 'warn',
    },
  },
]

Requirements

• ESLint 9.x
• TypeScript 5.9+
• Prettier 3.6+

License

MIT