formol/eslint.config.mjs at master · Kozea/formol · GitHub

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import js from '@eslint/js'
import react from 'eslint-plugin-react'
import _import from 'eslint-plugin-import'
import { fixupPluginRules } from '@eslint/compat'
import globals from 'globals'
import babelParser from '@babel/eslint-parser'

export default [
  {
    ignores: ['**/node_modules/', 'lib/', 'coverage/', 'demos/dist/'],
  },
  js.configs.recommended,
  {
    files: ['**/*.{js,jsx,mjs,cjs}'],
    plugins: {
      react,
      import: fixupPluginRules(_import),
    },
    languageOptions: {
      parser: babelParser,
      parserOptions: {
        requireConfigFile: false,
        babelOptions: {
          presets: ['@babel/preset-react', '@babel/preset-env'],
          plugins: [
            '@babel/plugin-proposal-object-rest-spread',
            ['@babel/plugin-proposal-decorators', { legacy: true }],
            ['@babel/plugin-proposal-class-properties', { loose: true }],
            '@babel/plugin-transform-runtime',
          ],
        },
        ecmaFeatures: {
          jsx: true,
        },
      },
      globals: {
        ...globals.browser,
        ...globals.node,
        ...globals.jest,
      },
      ecmaVersion: 'latest',
      sourceType: 'module',
    },
    settings: {
      react: {
        version: 'detect',
      },
      'import/resolver': {
        node: {
          extensions: ['.js', '.jsx'],
        },
      },
    },
    rules: {
      // Formatting & Basics
      quotes: ['warn', 'single', { avoidEscape: true }],
      semi: ['error', 'never'],
      'no-unused-vars': ['error', { ignoreRestSiblings: true }],
      'no-console': ['error', { allow: ['warn', 'error'] }],
      'object-curly-spacing': ['error', 'always'],
      'no-prototype-builtins': 'off',

      // React
      'react/prop-types': 'off',
      'react/no-array-index-key': 'error',
      'react/jsx-pascal-case': ['error', { ignore: ['_'] }],
      'react/jsx-tag-spacing': ['error', { beforeSelfClosing: 'always' }],
      'react/jsx-uses-react': 'error',
      'react/jsx-uses-vars': 'error',
      'react/react-in-jsx-scope': 'error',

      // Import
      'import/order': [
        'error',
        {
          'newlines-between': 'always',
          groups: ['builtin', 'external', ['parent', 'sibling', 'index']],
        },
      ],
      'import/newline-after-import': ['error', { count: 1 }],
      'import/no-unresolved': 'error',
      'import/no-duplicates': 'error',
      'import/named': 'error',
    },
  },
]