.eslintrc.js

module.exports = {
  env: {
    browser: true,
    es6: true,
    commonjs: true,
    node: true,
    'jest/globals': true,
  },
  root: true,
  extends: [
    'eslint:recommended',
    'plugin:@typescript-eslint/eslint-recommended',
    'plugin:@typescript-eslint/recommended',
    'plugin:prettier/recommended',
    'plugin:react/recommended',
    'plugin:jest/recommended',
  ],
  parser: '@typescript-eslint/parser',
  parserOptions: {
    project: 'tsconfig.eslint.json',
    sourceType: 'module',
  },
  plugins: ['@typescript-eslint', 'jest'],
  rules: {
    '@typescript-eslint/naming-convention': [
      'error',
      {
        selector: 'interface',
        format: ['PascalCase'],
        custom: {
          regex: '^I[A-Z]',
          match: true,
        },
      },
    ],
    '@typescript-eslint/no-unused-vars': ['warn', { args: 'none' }],
    '@typescript-eslint/no-explicit-any': 'off',
    '@typescript-eslint/no-namespace': 'off',
    '@typescript-eslint/no-var-requires': 'off',
    '@typescript-eslint/no-use-before-define': 'off',
    '@typescript-eslint/no-empty-interface': 'off',
    '@typescript-eslint/quotes': [
      'error',
      'single',
      { avoidEscape: true, allowTemplateLiterals: false },
    ],
    'jest/no-done-callback': 'off',
    curly: ['error', 'all'],
    eqeqeq: 'error',
    'prefer-arrow-callback': 'error',
  },
  settings: {
    react: {
      version: 'detect',
    },
  },
};