.eslintrc.json

{
    "root": true,
    "parser": "@typescript-eslint/parser",
    "parserOptions": {
        "ecmaVersion": 12,
        "sourceType": "module"
    },
    "plugins": [
        "@typescript-eslint"
    ],
    "rules": {
        "@typescript-eslint/naming-convention": "warn",
        "@typescript-eslint/semi": "error",
        "@typescript-eslint/indent": ["error", 4],
        "curly": "warn",
        "eqeqeq": "warn",
        "no-unused-vars": "warn",
        "no-throw-literal": "warn",
        "no-trailing-spaces":"warn"
    },
    "overrides": [
      {
        "files": ["**/*.js"],
        "rules": {
          "@typescript-eslint/semi": "warn",
          "@typescript-eslint/indent": "none"
        }
      },
      {
        "files": ["**/*.ts"],
        "rules": {
          "@typescript-eslint/naming-convention": ["warn", {
            "selector": "enum",
            "format": null,
            "custom": {
              "regex": "^[A-Z]\\w*$",
              "match": true
            }
          }]
        }
      }]
}