.eslintrc.json

{
  "env": {
    "es6": true,
    "node": true
  },
  "extends": [
    "airbnb-typescript/base",
    "plugin:@typescript-eslint/eslint-recommended",
    "plugin:@typescript-eslint/recommended",
    "plugin:json/recommended"
  ],
  "globals": {
    "Atomics": "readonly",
    "SharedArrayBuffer": "readonly"
  },
  "parser": "@typescript-eslint/parser",
  "parserOptions": {
    "project": "./tsconfig.json",
    "ecmaVersion": 2020,
    "sourceType": "module"
  },
  "plugins": [
    "@typescript-eslint",
    "import"
  ],
  "rules": {
    "max-classes-per-file": 0,
    "@typescript-eslint/no-shadow": 0,
    "@typescript-eslint/no-non-null-assertion": 0,
    "guard-for-in": 0,
    "multiline-ternary": [
      "error",
      "always"
    ],
    "@typescript-eslint/indent": [
      "error",
      "tab",
      {
        "SwitchCase": 1
      }
    ],
    "linebreak-style": [
      "error",
      "unix"
    ],
    "@typescript-eslint/quotes": [
      "error",
      "double",
      {
        "allowTemplateLiterals": true
      }
    ],
    "eqeqeq": [
      "error",
      "always"
    ],
    "no-else-return": [
      "error",
      {
        "allowElseIf": false
      }
    ],
    "no-floating-decimal": "error",
    "no-implicit-coercion": "error",
    "no-multi-spaces": [
      "warn",
      {
        "ignoreEOLComments": true
      }
    ],
    "yoda": "error",
    "@typescript-eslint/no-unused-vars": [
      "error",
      {
        "args": "none"
      }
    ],
    "no-tabs": "off",
    "max-len": [
      "error",
      {
        "code": 120,
        "ignoreComments": true
      }
    ],
    "no-console": "off",
    "consistent-return": "off",
    "class-methods-use-this": "off",
    "import/prefer-default-export": "off",
    "no-plusplus": "off",
    "no-nested-ternary": "error",
    "no-return-assign": "off",
    "no-restricted-syntax": "off",
    "no-await-in-loop": "off",
    "no-mixed-spaces-and-tabs": [
      "error",
      "smart-tabs"
    ],
    "import/no-cycle": "off",
    "@typescript-eslint/explicit-function-return-type": "warn",
    "import/extensions": "off",
    "no-underscore-dangle": [
      "error",
      {
        "allowAfterThis": true
      }
    ],
    "no-continue": "off",
    "no-empty": [
      "error",
      {
        "allowEmptyCatch": true
      }
    ],
    "@typescript-eslint/explicit-module-boundary-types": "off",
    "no-void": "off",
    "curly": [
      "error",
      "all"
    ],
    "no-return-await": "error"
  }
}