.eslintrc.json

{
  "parser": "@typescript-eslint/parser",
  "parserOptions": {
    "ecmaVersion": 12,
    "sourceType": "module"
  },
  "plugins": ["@typescript-eslint", "import"],
  "extends": ["eslint:recommended", "plugin:@typescript-eslint/recommended", "prettier"],
  "rules": {
    "@typescript-eslint/no-unused-vars": [
      "warn",
      {
        "argsIgnorePattern": "^_",
        "varsIgnorePattern": "^_"
      }
    ],

    // Allow shadow declarations
    "@typescript-eslint/no-shadow": "off",

    // Require spacing in object literals
    "@typescript-eslint/object-curly-spacing": ["error", "always"],

    // Allow class methods that dont use 'this'
    "class-methods-use-this": "off",

    // Allow console log messages
    "no-console": "off",

    // Allow extraneous dependencies
    "import/no-extraneous-dependencies": ["error", {"devDependencies": true}],

    // Allow named default exports
    "import/no-named-as-default": "off",

    // Allow files with no default export
    "import/prefer-default-export": "off",

    // Allowing cyclic dependencies
    "import/no-cycle": "off"
  },
  "ignorePatterns": ["**/*.spec.ts"],
  "env": {
    "browser": false,
    "es2021": true,
    "mocha": true
  }
}