.eslintrc.json

{
    "root": true,
    "env": {
        "node": true,
        "es6": true
    },
    "parser": "@typescript-eslint/parser",
    "plugins": [
      "@typescript-eslint"
    ],
    "extends": [
        "eslint:recommended",
        "plugin:@typescript-eslint/recommended",
        "plugin:@typescript-eslint/recommended-requiring-type-checking"
    ],
    "parserOptions": {
        "ecmaVersion": 2018,
        "project": "tsconfig.json"
    },
    "overrides": [
        {
          "files": [ "src/*.spec.ts" ],
          "env": {
              "jasmine": true
          },
          "parserOptions": {
            "project": "tsconfig-test.json"
          }
        }
    ],
    "rules": {
        "@typescript-eslint/ban-types": "off",
        "space-before-function-paren": "off",
        "no-unsafe-return": "off",
        "@typescript-eslint/no-unsafe-return": "off",
        "@typescript-eslint/no-unsafe-assignment": "off",
        "@typescript-eslint/explicit-module-boundary-types": "off",
        "@typescript-eslint/no-explicit-any": "off",
        "@typescript-eslint/no-unsafe-member-access": "off",
        "@typescript-eslint/no-unsafe-call": "off",
        "no-prototype-builtins": "off"
    }
}