eslint.config.mjs

import globals from 'globals';
import babelParser from '@babel/eslint-parser';
import reactPlugin from 'eslint-plugin-react';
import storybookPlugin from 'eslint-plugin-storybook';

export default [
  {
    files: ['**/*.{js,jsx}'],
    languageOptions: {
      parser: babelParser,
      parserOptions: {
        sourceType: 'module',
      },
      globals: {
        ...globals.browser,
        ...globals.es2015,
        ...globals.mocha,
        ...globals.node,
      },
    },
    plugins: {
      react: reactPlugin,
    },
    settings: {
      react: {
        version: 'detect',
      },
    },
    rules: {
      // ESLint recommended
      ...reactPlugin.configs.recommended.rules,

      // General
      'array-callback-return': ['warn'],
      'eqeqeq': ['warn', 'always', { null: 'ignore' }],
      'new-parens': ['warn'],
      'no-array-constructor': ['warn'],
      'no-caller': ['warn'],
      'no-cond-assign': ['warn', 'always'],
      'no-console': ['warn', { allow: ['warn', 'error', 'reportException'] }],
      'no-eval': ['warn'],
      'no-extend-native': ['warn'],
      'no-extra-bind': ['warn'],
      'no-implied-eval': ['warn'],
      'no-iterator': ['warn'],
      'no-lone-blocks': ['warn'],
      'no-loop-func': ['warn'],
      'no-multi-str': ['warn'],
      'no-global-assign': ['warn'],
      'no-new-wrappers': ['warn'],
      'no-script-url': ['warn'],
      'no-self-compare': ['warn'],
      'no-shadow-restricted-names': ['warn'],
      'no-template-curly-in-string': ['warn'],
      'no-throw-literal': ['warn'],
      'no-unused-vars': ['warn', { args: 'none', ignoreRestSiblings: true }],
      'no-use-before-define': ['warn'],
      'no-useless-computed-key': ['warn'],
      'no-useless-concat': ['warn'],
      'no-useless-constructor': ['warn'],
      'no-useless-rename': ['warn'],
      'no-whitespace-before-property': ['warn'],

      // React
      'react/prop-types': ['off'],
      'react/no-unescaped-entities': ['off'],
      'react/style-prop-object': ['warn'],
    },
  },
  ...storybookPlugin.configs['flat/recommended'],
  {
    ignores: ['lib/**', 'docs/**', 'node_modules/**'],
  },
];