.eslintrc.js

module.exports = {
  env: {
    browser: true,
    es6: true,
    node: true
  },
  extends: [
    'eslint:recommended',
    'plugin:@typescript-eslint/recommended',
    'plugin:@typescript-eslint/recommended-requiring-type-checking',
    'plugin:prettier/recommended',
    'prettier/@typescript-eslint',
    'plugin:import/errors',
    'plugin:import/warnings',
    'plugin:import/typescript'
  ],
  parser: '@typescript-eslint/parser',
  parserOptions: {
    project: 'tsconfig.json',
    sourceType: 'module'
  },
  plugins: ['@typescript-eslint', 'import'],
  settings: {
    'import/parsers': {
      '@typescript-eslint/parser': ['.ts', '.tsx']
    },
    'import/resolver': {
      typescript: {}
    }
  },
  rules: {
    '@typescript-eslint/array-type': 'error',
    '@typescript-eslint/consistent-type-assertions': 'error',
    '@typescript-eslint/consistent-type-definitions': 'error',
    '@typescript-eslint/explicit-function-return-type': 'off',
    '@typescript-eslint/explicit-member-accessibility': 'off',
    '@typescript-eslint/no-explicit-any': 'off',
    '@typescript-eslint/no-parameter-properties': 'off',
    '@typescript-eslint/no-unused-expressions': 'error',
    '@typescript-eslint/no-unused-vars': ['warn', { destructuredArrayIgnorePattern: '^_' }],
    '@typescript-eslint/no-use-before-define': ['error', { functions: false }],
    '@typescript-eslint/prefer-for-of': 'error',
    '@typescript-eslint/space-within-parens': ['off', 'never'],
    '@typescript-eslint/unified-signatures': 'error',
    '@typescript-eslint/explicit-module-boundary-types': 'off',
    'arrow-parens': ['off', 'as-needed'],
    camelcase: 'error',
    complexity: 'off',
    'dot-notation': 'error',
    'eol-last': 'off',
    eqeqeq: ['error', 'smart'],
    'guard-for-in': 'off',
    'id-blacklist': ['error', 'any', 'Number', 'number', 'String', 'string', 'Boolean', 'boolean', 'Undefined'],
    'id-match': 'error',
    'linebreak-style': 'off',
    'max-classes-per-file': ['error', 1],
    'new-parens': 'off',
    'newline-per-chained-call': 'off',
    'no-bitwise': 'error',
    'no-caller': 'error',
    'no-cond-assign': 'error',
    'no-console': 'off',
    'no-eval': 'error',
    'no-invalid-this': 'off',
    'no-multiple-empty-lines': 'off',
    'no-new-wrappers': 'error',
    'no-shadow': [
      'error',
      {
        hoist: 'all'
      }
    ],
    'no-throw-literal': 'error',
    'no-trailing-spaces': 'off',
    'no-undef-init': 'error',
    'no-underscore-dangle': 'warn',
    'no-unused-vars': ['warn', { destructuredArrayIgnorePattern: '^_' }],
    'no-var': 'error',
    'object-shorthand': 'error',
    'one-var': ['error', 'never'],
    'quote-props': 'off',
    radix: 'error',
    'sort-imports': 'off',
    'spaced-comment': 'error'
  }
};