.eslintrc.js

module.exports = {
    "env": {
        "browser": true,
        "node": true,
        "es6": true
    },
    "extends": [
        "eslint:recommended",
        "prettier/@typescript-eslint",
        "plugin:@typescript-eslint/recommended",
        "plugin:prettier/recommended",
        "plugin:jest/recommended",
        "plugin:jest/style"
    ],
    "parser": "@typescript-eslint/parser",
    "parserOptions": {
        "ecmaVersion": 2018,
        "sourceType": "module"
    },
    "plugins": [
        "@typescript-eslint",
        "prettier",
        "jest"
    ],
    // custom rules go here
    "rules": {
        // found to conflict with prettier (run npm run eslint-check)
        "@typescript-eslint/member-delimiter-style": "off",
        "@typescript-eslint/type-annotation-spacing": "off",

        // we need in order to define overloads
        'no-dupe-class-members': 'off',

        // kind of noisy and low value
        "@typescript-eslint/explicit-function-return-type": "off",
        "@typescript-eslint/no-use-before-define": "off",
        "@typescript-eslint/no-explicit-any": "off",
        "@typescript-eslint/camelcase": "off",
        "@typescript-eslint/no-inferrable-types": "off"
    },
}