.eslintrc.js

module.exports = {
  env: {
    browser: true,
    node: true,
    jest: true,
    es6: true,
  },
  parser: '@typescript-eslint/parser',
  parserOptions: {
    ecmaVersion: 10,
    sourceType: 'module',
    ecmaFeatures: {
      module: true,
      jsx: true,
    },
  },
  plugins: [
    '@typescript-eslint',
    'import',
    'prettier',
    'react',
    'react-hooks',
    'relay',
  ],
  extends: [
    'prettier',
    'eslint:recommended',
    'plugin:react/jsx-runtime',
    'plugin:relay/recommended',
    'plugin:import/recommended',
    'plugin:@typescript-eslint/eslint-recommended',
    'plugin:@typescript-eslint/recommended',
  ],
  rules: {
    'prettier/prettier': 'error',
    'no-console': 'error',
    'comma-dangle': ['error', 'always-multiline'],
    'import/first': 'error',
    'import/no-duplicates': 'error',
    'import/named': 'off',
    '@typescript-eslint/no-var-requires': 'error',
    '@typescript-eslint/no-unused-vars': [
      'error',
      { ignoreRestSiblings: true },
    ],
    '@typescript-eslint/no-empty-function': 'error',
    '@typescript-eslint/explicit-module-boundary-types': 'off',
    'react/prop-types': 'off',
    'react/display-name': 'off',
    'react/no-deprecated': 'warn',
    'react/self-closing-comp': 'error',
    'react/jsx-child-element-spacing': 'error',
    'react/jsx-closing-tag-location': 'error',
    'react/jsx-boolean-value': ['error', 'never'],
    'react-hooks/rules-of-hooks': 'error',
    'react-hooks/exhaustive-deps': 'error',
    'relay/graphql-syntax': 'error',
    'relay/compat-uses-vars': 'warn',
    'relay/graphql-naming': 'error',
    'relay/generated-flow-types': 'warn',
    'relay/no-future-added-value': 'warn',
    'relay/unused-fields': 'off',
  },
  settings: {
    react: {
      version: 'detect',
    },
    'import/resolver': {
      typescript: {
        project: ['packages/*/tsconfig.json'],
      },
    },
  },
};