eslint.config.js

import js from '@eslint/js';
import globals from 'globals';
import reactHooks from 'eslint-plugin-react-hooks';
import reactRefresh from 'eslint-plugin-react-refresh';
import tseslint from 'typescript-eslint';
import react from 'eslint-plugin-react';
import licenseHeader from 'eslint-plugin-license-header';
import noRelativeImportPaths from 'eslint-plugin-no-relative-import-paths';
import simpleImportSort from 'eslint-plugin-simple-import-sort';
import unusedImports from 'eslint-plugin-unused-imports';

export default tseslint.config(
  {ignores: ['node_modules', 'dist', 'public', 'license-header.ts', 'vite.config.ts']},
  {
    extends: [
      js.configs.recommended,
      ...tseslint.configs.strictTypeChecked,
      ...tseslint.configs.stylisticTypeChecked,
    ],
    files: ['**/*.{ts,tsx}'],
    languageOptions: {
      ecmaVersion: 2022,
      sourceType: 'module',
      globals: globals.browser,
      parserOptions: {
        project: ['./tsconfig.json'],
        tsconfigRootDir: import.meta.dirname,
      },
    },
    settings: {react: {version: '18.3'}},
    plugins: {
      react,
      'react-hooks': reactHooks,
      'react-refresh': reactRefresh,
      'license-header': licenseHeader,
      'no-relative-import-paths': noRelativeImportPaths,
      'simple-import-sort': simpleImportSort,
      'unused-imports': unusedImports,
    },
    rules: {
      ...react.configs.recommended.rules,
      ...react.configs['jsx-runtime'].rules,
      ...reactHooks.configs.recommended.rules,
      'react-refresh/only-export-components': ['warn', {allowConstantExport: true}],
      'license-header/header': ['error', './license-header.ts'],
      'no-relative-import-paths/no-relative-import-paths': [
        'error',
        {allowSameFolder: true, prefix: '~'},
      ],
      'simple-import-sort/imports': 'error',
      'simple-import-sort/exports': 'error',
      'react-hooks/rules-of-hooks': 'error',
      'react-hooks/exhaustive-deps': 'warn',
      '@typescript-eslint/consistent-type-exports': 'error',
      '@typescript-eslint/consistent-type-imports': 'error',
      '@typescript-eslint/no-explicit-any': 'off',
      '@typescript-eslint/no-non-null-assertion': 'off',
      '@typescript-eslint/no-unused-vars': [
        'error',
        {
          args: 'all',
          argsIgnorePattern: '^_',
          caughtErrors: 'all',
          caughtErrorsIgnorePattern: '^_',
          destructuredArrayIgnorePattern: '^_',
          varsIgnorePattern: '^_',
          ignoreRestSiblings: true,
        },
      ],
      '@typescript-eslint/restrict-template-expressions': ['error', {allowNumber: true}],
      '@typescript-eslint/prefer-nullish-coalescing': [
        'error',
        {
          ignorePrimitives: true,
        },
      ],
      'unused-imports/no-unused-imports': 'error',
      'unused-imports/no-unused-vars': [
        'warn',
        {
          vars: 'all',
          varsIgnorePattern: '^_',
          args: 'after-used',
          argsIgnorePattern: '^_',
        },
      ],
    },
  }
);