.eslintrc.json

{
  "plugins": [
    "babel",
    "markdown",
    "sonarjs",
    "prettier",
    "@typescript-eslint",
    "typescript-sort-keys"
  ],
  "extends": [
    "eslint:recommended",
    "plugin:sonarjs/recommended",
    "plugin:@typescript-eslint/recommended",
    "prettier/@typescript-eslint"
  ],
  "rules": {
    "@typescript-eslint/ban-ts-comment": 0,
    "@typescript-eslint/explicit-module-boundary-types": 0,
    "@typescript-eslint/ban-types": 0,
    "@typescript-eslint/no-this-alias": 0,
    "@typescript-eslint/triple-slash-reference": 0,
    "no-console": 0,
    "no-class-assign": 0,
    "no-mixed-spaces-and-tabs": 0,
    "comma-dangle": 0,
    "no-unused-vars": 0,
    "@typescript-eslint/no-unused-vars": 1,
    "eqeqeq": [2, "smart"],
    "no-useless-concat": 2,
    "default-case": 2,
    "no-self-compare": 2,
    "prefer-const": 2,
    "object-shorthand": 1,
    "babel/no-invalid-this": 2,
    "array-callback-return": 2,
    "valid-typeof": 2,
    "arrow-body-style": 2,
    "react/prop-types": 0,
    "no-var": 2,
    "linebreak-style": [2, "unix"],
    "semi": [1, "always"],
    "no-buffer-constructor": "error",
    "sonarjs/cognitive-complexity": ["error", 30],
    "sonarjs/no-duplicate-string": 0,
    "typescript-sort-keys/interface": [
      "error",
      "asc",
      { "caseSensitive": false, "natural": true, "requiredFirst": true }
    ],
    "typescript-sort-keys/string-enum": [
      "error",
      "asc",
      { "caseSensitive": false, "natural": true }
    ]
  },
  "env": {
    "es6": true,
    "node": true,
    "browser": true
  },
  "parser": "@typescript-eslint/parser",
  "parserOptions": {
    "sourceType": "module",
    "ecmaVersion": 2018,
    "ecmaFeatures": {
      "modules": true
    }
  },
  "overrides": [
    {
      "files": ["*.md"],
      "rules": {
        "react/jsx-no-undef": 0,
        "react/react-in-jsx-scope": 0,
        "no-unused-vars": 0,
        "semi": 0,
        "no-undef": 0
      }
    }
  ]
}