eslint.config.js

// @ts-check
import { defineConfig } from 'eslint/config';
import eslint from '@eslint/js';
import tseslint from 'typescript-eslint';
import stylistic from '@stylistic/eslint-plugin';
import reactHooks from 'eslint-plugin-react-hooks';

export default defineConfig(
  {
    ignores: [
      'dist',
      'eslint.config.js',
      'vite.config.ts',
      'vitest.config.ts'
    ]
  },
  eslint.configs.recommended,
  tseslint.configs.strictTypeChecked,
  tseslint.configs.stylisticTypeChecked,
  reactHooks.configs.flat.recommended,
  {
    plugins: {
      '@stylistic': stylistic
    },
    languageOptions: {
      ecmaVersion: 2015,
      sourceType: 'module',
      parserOptions: {
        projectService: true
      }
    },
    rules: {
      '@typescript-eslint/no-confusing-void-expression': ['error', { ignoreArrowShorthand: true }],
      '@typescript-eslint/no-empty-function': 'off',

      'accessor-pairs': 'error',
      'array-callback-return': 'error',
      'block-scoped-var': 'error',
      'consistent-return': 'error',
      'curly': 'error',
      'default-case-last': 'error',
      'eqeqeq': ['error', 'smart'],
      'func-name-matching': 'error',
      'func-style': ['error', 'expression', { overrides: { namedExports: 'ignore' } }],
      'grouped-accessor-pairs': 'error',
      'max-depth': 'error',
      'max-nested-callbacks': 'error',
      'new-cap': 'error',
      'no-caller': 'error',
      'no-constructor-return': 'error',
      'no-div-regex': 'error',
      'no-else-return': 'error',
      'no-empty-static-block': 'error',
      'no-eval': 'error',
      'no-extend-native': 'error',
      'no-extra-bind': 'error',
      'no-extra-label': 'error',
      'no-implicit-globals': 'error',
      'no-implied-eval': 'error',
      'no-iterator': 'error',
      'no-label-var': 'error',
      'no-labels': 'error',
      'no-lone-blocks': 'error',
      'no-lonely-if': 'error',
      'no-multi-assign': ['error', { ignoreNonDeclaration: true }],
      'no-multi-str': 'error',
      'no-negated-condition': 'error',
      'no-new': 'error',
      'no-new-func': 'error',
      'no-new-wrappers': 'error',
      'no-object-constructor': 'error',
      'no-octal-escape': 'error',
      'no-proto': 'error',
      'no-return-assign': 'error',
      'no-script-url': 'error',
      'no-self-compare': 'error',
      'no-sequences': 'error',
      'no-shadow-restricted-names': 'error',
      'no-template-curly-in-string': 'error',
      'no-undef-init': 'error',
      'no-unmodified-loop-condition': 'error',
      'no-unneeded-ternary': 'error',
      'no-unreachable-loop': 'error',
      'no-useless-call': 'error',
      'no-useless-computed-key': 'error',
      'no-useless-concat': 'error',
      'no-useless-rename': 'error',
      'no-useless-return': 'error',
      'no-void': 'error',
      'no-warning-comments': 'error',
      'operator-assignment': 'error',
      'prefer-exponentiation-operator': 'error',
      'prefer-numeric-literals': 'error',
      'prefer-object-has-own': 'error',
      'prefer-object-spread': 'error',
      'prefer-promise-reject-errors': ['error', { allowEmptyReject: true }],
      'prefer-regex-literals': 'error',
      'prefer-rest-params': 'error',
      'prefer-spread': 'error',
      'radix': 'error',
      'require-atomic-updates': 'error',
      'symbol-description': 'error',
      'unicode-bom': 'error',
      'yoda': 'error',

      '@stylistic/array-bracket-spacing': ['warn', 'never'],
      '@stylistic/arrow-spacing': 'warn',
      '@stylistic/block-spacing': 'warn',
      '@stylistic/comma-dangle': 'warn',
      '@stylistic/comma-spacing': 'warn',
      '@stylistic/comma-style': 'warn',
      '@stylistic/computed-property-spacing': 'warn',
      '@stylistic/dot-location': ['warn', 'property'],
      '@stylistic/eol-last': 'warn',
      '@stylistic/function-call-spacing': 'warn',
      '@stylistic/generator-star-spacing': 'warn',
      '@stylistic/implicit-arrow-linebreak': 'warn',
      '@stylistic/indent': ['warn', 2, { ignoreComments: true }],
      '@stylistic/jsx-quotes': 'warn',
      '@stylistic/key-spacing': 'warn',
      '@stylistic/keyword-spacing': 'warn',
      '@stylistic/linebreak-style': 'warn',
      '@stylistic/lines-between-class-members': 'warn',
      '@stylistic/member-delimiter-style': ['warn', { multiline: { delimiter: 'semi', requireLast: true }, singleline: { delimiter: 'semi', requireLast: false } }],
      '@stylistic/new-parens': 'warn',
      '@stylistic/no-extra-parens': ['warn', 'functions'],
      '@stylistic/no-extra-semi': 'warn',
      '@stylistic/no-floating-decimal': 'warn',
      '@stylistic/no-mixed-spaces-and-tabs': 'warn',
      '@stylistic/no-multi-spaces': ['warn', { ignoreEOLComments: true }],
      '@stylistic/no-tabs': 'warn',
      '@stylistic/no-trailing-spaces': 'warn',
      '@stylistic/no-whitespace-before-property': 'warn',
      '@stylistic/nonblock-statement-body-position': 'warn',
      '@stylistic/object-curly-newline': 'warn',
      '@stylistic/object-curly-spacing': ['warn', 'always'],
      '@stylistic/padding-line-between-statements': 'warn',
      '@stylistic/quotes': ['warn', 'single'],
      '@stylistic/rest-spread-spacing': 'warn',
      '@stylistic/semi': 'warn',
      '@stylistic/semi-spacing': 'warn',
      '@stylistic/semi-style': 'warn',
      '@stylistic/space-before-blocks': 'warn',
      '@stylistic/space-in-parens': 'warn',
      '@stylistic/space-infix-ops': 'warn',
      '@stylistic/space-unary-ops': 'warn',
      '@stylistic/switch-colon-spacing': 'warn',
      '@stylistic/template-curly-spacing': 'warn',
      '@stylistic/template-tag-spacing': 'warn',
      '@stylistic/wrap-iife': ['warn', 'any'],
      '@stylistic/yield-star-spacing': 'warn'
    }
  }
);