.eslint4ts.js

/* eslint-env node */
module.exports = {
  root: true,
  parser: '@typescript-eslint/parser',
  plugins: ['@typescript-eslint', 'react', 'jsx-a11y', 'jest'],
  extends: [
    'eslint:recommended',
    'plugin:@typescript-eslint/recommended',
    'plugin:jest/recommended',
  ],

  env: {
    browser: true,
    'jest/globals': true,
  },

  rules: {
    'no-empty': ['error', { allowEmptyCatch: true }],
    'no-empty-function': 'off',
    '@typescript-eslint/no-empty-function': 'off',
    'jest/no-disabled-tests': 'warn',
    'jest/no-focused-tests': 'error',
    'jest/no-identical-title': 'error',
    'jest/valid-expect': 'error',
    '@typescript-eslint/ban-types': 'off',
    '@typescript-eslint/ban-ts-comment': 'warn',
    '@typescript-eslint/no-unused-vars': [
      'warn',
      {
        args: 'after-used',
        argsIgnorePattern: '^_',
        varsIgnorePattern: '^_',
        ignoreRestSiblings: true,
      },
    ],
  },
};