.eslintrc.js

module.exports = {
  "root": true,
  "env": {
    "es6": true,
    "node": true
  },
  "extends": [
    "eslint:recommended",
    "plugin:@typescript-eslint/eslint-recommended",
    "plugin:@typescript-eslint/recommended",
    "plugin:@typescript-eslint/recommended-requiring-type-checking"
  ],
  "globals": {
    "Atomics": "readonly",
    "SharedArrayBuffer": "readonly"
  },
  "parser": "@typescript-eslint/parser",
  "parserOptions": {
    "tsconfigRootDir": __dirname,
    "ecmaVersion": 2018,
    "sourceType": "module",
    "project": "./tsconfig.json"
  },
  "plugins": [
    "@typescript-eslint"
  ],
  "rules": {
    "block-spacing": ["warn", "always"],
    "brace-style": ["warn", "1tbs", {"allowSingleLine": true}],
    "curly": ["warn", "all"],
    "default-param-last": "warn",
    "eol-last": ["warn", "always"],
    "eqeqeq": ["error", "always"],
    "indent": [
      "warn",
      "tab",
      {
        "MemberExpression": "off",
        "SwitchCase": 1
      }
    ],
    "linebreak-style": [
      "warn",
      "windows"
    ],
    "max-classes-per-file": ["warn", 1],
    "max-len": ["error", 120],
    "no-console": "error",
    "no-div-regex": "error",
    "no-empty": ["error", { "allowEmptyCatch": true }],
    "no-labels": "error",
    "no-loop-func": "error",
    "no-multi-spaces": ["warn", {"ignoreEOLComments": true}],
    "no-multiple-empty-lines": "warn",
    "no-new": "error",
    "no-self-compare": "warn",
    "no-sequences": "error",
    "no-shadow": "warn",
    "no-unmodified-loop-condition": "error",
    "no-void": "error",
    "no-warning-comments": ["warn", {"terms": ["todo", "fixme", "tslint"]}],
    "prefer-const": "warn",
    "prefer-regex-literals": "warn",
    "require-unicode-regexp": "error",
    "yoda": "warn",

    "@typescript-eslint/array-type": [
      "error",
      { "default": "array-simple" }
    ],
    "@typescript-eslint/ban-types": [
      "error",
      {
        "types": {
          "Object": "Use {} instead.",
          "String": "Use 'string' instead.",
          "Number": "Use 'number' instead.",
          "Boolean": "Use 'boolean' instead."
        }
      }
    ],
    "@typescript-eslint/camelcase": ["warn", {"allow": ["^_[a-z][A-Za-z0-9]*$"]}],
    "@typescript-eslint/explicit-function-return-type": "off",
    "@typescript-eslint/no-empty-function": "off",
    "@typescript-eslint/no-explicit-any": "off",
    "@typescript-eslint/no-floating-promises": "off",
    "@typescript-eslint/no-misused-promises": "off",
    "@typescript-eslint/no-unused-vars": [
      "warn",
      { "args": "none" }
    ],
    "@typescript-eslint/unbound-method": "error"
  }
};