.eslintrc.js

module.exports = {
  parser: '@typescript-eslint/parser',
  plugins: [
    '@typescript-eslint',

  ],
  extends: [
    'plugin:@typescript-eslint/recommended',
  ],
  parserOptions: {
    ecmaVersion:  2018,
    sourceType:  'module',
  },
  rules: {
    '@typescript-eslint/consistent-type-assertions': 'warn',
    '@typescript-eslint/no-array-constructor': 'warn',
    '@typescript-eslint/no-useless-constructor': 'warn',
    '@typescript-eslint/explicit-function-return-type': 'off',
    '@typescript-eslint/no-use-before-define': [
      'warn',
      {
        functions: false,
        classes: false,
        variables: false,
        typedefs: false,
      },
    ],
    '@typescript-eslint/no-unused-expressions': [
      'error',
      {
        allowShortCircuit: true,
        allowTernary: true,
        allowTaggedTemplates: true,
      },
    ],
    '@typescript-eslint/no-unused-vars': [
      'warn',
      {
        args: 'none',
        ignoreRestSiblings: true,
      },
    ],
  },
};