.eslintrc.json

{
    "env": {
        "browser": true,
        "es6": true
    },
    "parser": "@typescript-eslint/parser",
    "plugins": ["@typescript-eslint"],
    "parserOptions": {
        "ecmaVersion": "latest",
        "sourceType": "module"
    },
    "rules": {
        "no-console": "warn",
        "no-constant-condition": "error",
        "no-control-regex": "error",
        "no-debugger": "warn",
        "no-dupe-keys": "error",
        "no-duplicate-case": "error",
        "no-empty-character-class": "error",
        "no-empty": "error",
        "no-extra-boolean-cast": "error",
        "no-extra-semi": "error",
        "no-func-assign": "error",
        "no-inner-declarations": "error",
        "no-invalid-regexp": "error",
        "no-irregular-whitespace": "error",
        "no-negated-in-lhs": "error",
        "no-unreachable": "error",
        "use-isnan": "error",
        "valid-typeof": "error",
        "accessor-pairs": "error",
        "block-scoped-var": "error",
        "curly": "error",
        "default-case": "error",
        "dot-location": ["error", "property"],
        "dot-notation": "error",
        "eqeqeq": ["error", "smart"],
        "no-alert": "warn",
        "no-caller": "error",
        "no-case-declarations": "error",
        "no-div-regex": "warn",
        "no-else-return": "error",
        "no-eval": "error",
        "no-extend-native": "error",
        "no-extra-bind": "error",
        "no-fallthrough": "error",
        "no-floating-decimal": "error",
        "no-implied-eval": "error",
        "no-iterator": "error",
        "no-labels": "error",
        "no-lone-blocks": "error",
        "no-loop-func": "error",
        "no-multi-spaces": "error",
        "no-native-reassign": "error",
        "no-new-func": "error",
        "no-new-wrappers": "error",
        "no-new": "error",
        "no-octal-escape": "error",
        "no-octal": "error",
        "no-param-reassign": "error",
        "no-proto": "error",
        "no-redeclare": "error",
        "no-return-assign": "error",
        "no-self-compare": "error",
        "no-throw-literal": "error",
        "no-unused-expressions": [
            "error",
            {
                "allowShortCircuit": true
            }
        ],
        "no-useless-call": "error",
        "no-useless-concat": "error",
        "no-void": "error",
        "no-warning-comments": "warn",
        "no-with": "error",
        "radix": ["error", "as-needed"],
        "vars-on-top": "error",
        "wrap-iife": ["error", "inside"],
        "yoda": "error",
        "strict": ["error", "function"],
        "no-catch-shadow": "error",
        "no-delete-var": "error",
        "no-shadow-restricted-names": "error",
        "no-shadow": "error",
        "no-undef-init": "error",
        "no-unused-vars": "off",
        "no-use-before-define": "off",
        "global-require": "error",
        "handle-callback-err": "warn",
        "no-new-require": "error",
        "block-spacing": ["error", "always"],
        "brace-style": [
            "error",
            "1tbs",
            {
                "allowSingleLine": false
            }
        ],
        "camelcase": [
            "error",
            {
                "properties": "always"
            }
        ],
        "comma-spacing": [
            "error",
            {
                "before": false,
                "after": true
            }
        ],
        "comma-style": ["error", "last"],
        "consistent-this": ["error", "self"],
        "eol-last": "error",
        "func-style": ["error", "expression"],
        "indent": [
            "error",
            4,
            {
                "SwitchCase": 1
            }
        ],
        "key-spacing": [
            "error",
            {
                "beforeColon": false,
                "afterColon": true
            }
        ],
        "new-parens": "error",
        "no-array-constructor": "error",
        "no-bitwise": "error",
        "no-continue": "error",
        "no-lonely-if": "error",
        "no-mixed-spaces-and-tabs": "error",
        "no-multiple-empty-lines": [
            "error",
            {
                "max": 2,
                "maxEOF": 1
            }
        ],
        "no-nested-ternary": "error",
        "no-new-object": "error",
        "no-spaced-func": "error",
        "no-trailing-spaces": [
            "error",
            {
                "skipBlankLines": true
            }
        ],
        "no-unneeded-ternary": "error",
        "object-curly-spacing": ["error", "always"],
        "operator-linebreak": ["error", "none"],
        "quotes": ["error", "single", "avoid-escape"],
        "semi": ["error", "always"],
        "space-before-blocks": ["error", "always"],
        "space-before-function-paren": ["error", "never"],
        "space-infix-ops": "error",
        "space-unary-ops": [
            "error",
            {
                "words": true,
                "nonwords": false
            }
        ],
        "spaced-comment": ["error", "always"],
        "arrow-parens": ["error", "always"],
        "arrow-spacing": "error",
        "constructor-super": "error",
        "generator-star-spacing": [
            "error",
            {
                "before": true,
                "after": false
            }
        ],
        "no-confusing-arrow": "error",
        "no-class-assign": "error",
        "no-const-assign": "error",
        "no-dupe-class-members": "error",
        "no-this-before-super": "error",
        "no-var": "error",
        "prefer-arrow-callback": "warn",
        "prefer-spread": "warn",
        "prefer-template": "warn",
        "require-yield": "error",
        "@typescript-eslint/no-unused-vars": "error",
        "@typescript-eslint/no-use-before-define": "error"
    }
}