.eslintrc.json

{
  "root": true,
  "extends": [
    "eslint:recommended",
    "plugin:@typescript-eslint/eslint-recommended",
    "plugin:@typescript-eslint/recommended"
  ],
  "parser": "@typescript-eslint/parser",
  "parserOptions": {
    "parser": "@typescript-eslint/parser",
    "ecmaVersion": 2017,
    "sourceType": "module"
  },
  "plugins": ["@typescript-eslint"],
  "env": {
    "browser": true,
    "commonjs": true,
    "node": true,
    "jest": true
  },
  "globals": {
    "Promise": true,
    "process": true,
    "console": true,
    "Set": true,
    "Intl": true
  },
  "rules": {
    "eqeqeq": 2,
    "no-use-before-define": [
      2,
      {
        "functions": false
      }
    ],
    "no-undef": 2,
    "no-unused-vars": 2,
    "brace-style": 2,
    "no-mixed-spaces-and-tabs": 2,
    "key-spacing": 2,
    "comma-spacing": 2,
    "array-bracket-spacing": 2,
    "space-in-parens": 2,
    "no-trailing-spaces": 2,
    "comma-dangle": 2,
    "comma-style": 2,
    "space-infix-ops": 2,
    "keyword-spacing": 2,
    "space-before-blocks": 2,
    "spaced-comment": 2,
    "no-multiple-empty-lines": [
      2,
      {
        "max": 1
      }
    ],
    "complexity": 2,
    "max-depth": [
      2,
      {
        "max": 3
      }
    ],
    "default-case": 0,
    "dot-notation": 2,
    "no-alert": 2,
    "no-empty-function": 0,
    "no-eval": 2,
    "no-extend-native": 2,
    "no-extra-bind": 2,
    "no-implicit-coercion": 2,
    "no-multi-spaces": 2,
    "no-useless-return": 2,
    "no-console": 0,
    "global-require": 1,
    "camelcase": 0,
    "computed-property-spacing": 2,
    "consistent-this": 2,
    "func-call-spacing": 2,
    "func-names": 0,
    "func-name-matching": 2,
    "func-style": [
      2,
      "declaration",
      {
        "allowArrowFunctions": true
      }
    ],
    "indent": [
      2,
      2,
      {
        "SwitchCase": 1
      }
    ],
    "line-comment-position": 2,
    "linebreak-style": 2,
    "lines-around-comment": 2,
    "max-statements-per-line": 2,
    "no-lonely-if": 2,
    "prefer-const": 2,
    "no-mixed-operators": 2,
    "no-multi-assign": 2,
    "no-unneeded-ternary": 2,
    "object-property-newline": [
      2,
      {
        "allowAllPropertiesOnSameLine": true
      }
    ],
    "operator-linebreak": 2,
    "quote-props": [2, "as-needed"],
    "quotes": [2, "single"],
    "semi": 2,
    "semi-spacing": 2,
    "one-var": [2, "never"],
    "eol-last": 2,
    "newline-after-var": 0,
    "no-var": 2,
    "@typescript-eslint/no-empty-function": 0,
    "no-case-declarations": 0,
    "@typescript-eslint/no-var-requires": 0,
    "@typescript-eslint/no-explicit-any": 0,
    "@typescript-eslint/explicit-function-return-type": 0,
    "@typescript-eslint/no-unused-vars": 2,
    "@typescript-eslint/ban-ts-ignore": 0,
    "@typescript-eslint/explicit-module-boundary-types": 0
  },
  "overrides": [
    {
      "files": "*.ts",
      "rules": {
        "no-undef": "off",
        "no-unused-vars": "off"
      }
    }
  ]
}