.eslintrc.json

{
    "parserOptions": { "ecmaVersion": 2017 },
    "env": {
        "es6": true,
        "browser": true,
        "node": true
    },
    "extends": "eslint:recommended",
    "rules": {
        "accessor-pairs": "warn",
        "array-bracket-spacing": "error",
        "array-callback-return": "error",
        "arrow-spacing": "error",
        "block-spacing": "error",
        "brace-style": [ "error", "1tbs", { "allowSingleLine": true } ],
        "callback-return": "error",
        "camelcase": 0,
        "comma-dangle": "error",
        "comma-spacing": "error",
        "comma-style": "error",
        "complexity": "warn",
        "computed-property-spacing": "error",
        "consistent-return": "error",
        "consistent-this": "error",
        "curly": [ "error", "multi-line", "consistent" ],
        "dot-location": [ "error", "property" ],
        "dot-notation": "error",
        "eol-last": "error",
        "eqeqeq": "error",
        "func-names": 0,
        "func-style": [ "error", "declaration", { "allowArrowFunctions": true } ],
        "handle-callback-err": "error",
        "id-length": [ "error", { "exceptions": [ "$", "_", "a", "b" ] } ],
        "indent": [ "error", 4, { "SwitchCase": 1 } ],
        "key-spacing": "error",
        "keyword-spacing": [ "error",
            {
                "overrides": {
                    "if": { "after": true },
                    "for": { "after": true },
                    "while": { "after": false },
                    "catch": { "after": false },
                    "switch": { "after": false }
                }
            }
        ],
        "max-depth": "error",
        "max-nested-callbacks": [ "error", { "max": 4 } ],
        "max-statements-per-line": [ "error", { "max": 2 } ],
        "new-cap": "error",
        "newline-per-chained-call": [ "error", { "ignoreChainWithDepth": 3 } ],
        "no-array-constructor": "error",
        "no-bitwise": "warn",
        "no-console": 0,
        "no-duplicate-imports": "error",
        "no-empty-function": "error",
        "no-extra-parens": [ "warn", "all", { "nestedBinaryExpressions": false } ],
        "no-floating-decimal": "error",
        "no-implied-eval": "error",
        "no-inline-comments": "error",
        "no-invalid-this": "error",
        "no-label-var": "error",
        "no-lone-blocks": "error",
        "no-lonely-if": "error",
        "no-mixed-operators": "error",
        "no-mixed-requires": "error",
        "no-multi-spaces": "error",
        "no-multiple-empty-lines": [ "error",
            {
                "max": 2,
                "maxEOF": 1,
                "maxBOF": 0
            }
        ],
        "no-new": "error",
        "no-new-func": "error",
        "no-new-object": "error",
        "no-new-require": "error",
        "no-new-wrappers": "error",
        "no-octal-escape": "error",
        "no-path-concat": "error",
        "no-process-env": "error",
        "no-return-assign": "error",
        "no-self-compare": "error",
        "no-sequences": "error",
        "no-shadow": 0,
        "no-spaced-func": "error",
        "no-throw-literal": "error",
        "no-trailing-spaces": "error",
        "no-undef-init": "error",
        "no-unmodified-loop-condition": "error",
        "no-unneeded-ternary": "error",
        "no-unused-expressions": "error",
        "no-useless-call": "error",
        "no-useless-computed-key": "error",
        "no-useless-concat": "error",
        "no-useless-constructor": "error",
        "no-useless-escape": "error",
        "no-void": "error",
        "no-warning-comments": "warn",
        "no-whitespace-before-property": "error",
        "object-curly-newline": "error",
        "object-curly-spacing": [ "error", "always" ],
        "operator-assignment": "error",
        "operator-linebreak": [ "error", "before" ],
        "padded-blocks": [ "error", "never" ],
        "prefer-arrow-callback": "error",
        "prefer-rest-params": "error",
        "prefer-spread": "error",
        "prefer-template": "error",
        "quotes": [ "error", "double",
            {
                "avoidEscape": true,
                "allowTemplateLiterals": true
            }
        ],
        "rest-spread-spacing": "error",
        "semi": "error",
        "semi-spacing": "error",
        "space-before-blocks": "error",
        "space-before-function-paren": [ "error", "never" ],
        "space-in-parens": "error",
        "space-infix-ops": "error",
        "space-unary-ops": "error",
        "spaced-comment": "error",
        "template-curly-spacing": "error",
        "unicode-bom": "error",
        "wrap-iife": "error",
        "yield-star-spacing": "error",
        "yoda": "error"
    }
}