.eslintrc

{
  "parserOptions": {
    "ecmaVersion": 6
  },
  "env": {
    "browser": true,
    "node": true,
    "mocha": true
  },
  "rules": {
    "arrow-spacing": [2, { "before": true, "after": true }],
    "constructor-super":2,
    "generator-star-spacing": [2, {"before": false, "after": true}],
    "no-class-assign": 2,
    "no-const-assign": 2,
    "no-dupe-class-members": 2,
    "no-this-before-super": 2,
    "no-useless-constructor": 2,
    "object-shorthand": 2,
    "prefer-arrow-callback": 2,
    "prefer-const": 2,
    "prefer-rest-params": 2,
    "prefer-spread": 2,
    "prefer-template": 2,
    "require-yield": 2,
    "template-curly-spacing": [2, "never"],

    "array-bracket-spacing": [2, "never"],
    "block-spacing": [2, "always"],
    "brace-style": [2, "1tbs"],
    "camelcase": [2, {"properties": "always"}],
    "comma-spacing": [2, {"before": false, "after": true}],
    "comma-style": [2, "last"],
    "computed-property-spacing": [2, "never"],
    "consistent-this": [2, "self"],
    "eol-last": 2,
    "indent": [2, "tab"],
    "key-spacing": [2, {"beforeColon": false, "afterColon": true}],
    "keyword-spacing": [2, {"before": true, "after": true}],
    "linebreak-style": [2, "unix"],
    "lines-around-comment": [2, { "beforeBlockComment": true, "beforeLineComment": false }],
    "max-depth": [2, 4],
    "max-nested-callbacks": [2, 2],
    "max-params": [2, 4],
    "new-cap": 2,
    "new-parens": 2,
    "no-array-constructor": 2,
    "no-mixed-spaces-and-tabs": 2,
    "no-multiple-empty-lines": [2, {"max": 1}],
    "no-nested-ternary": 2,
    "no-new-object": 2,
    "no-whitespace-before-property": 2,
    "no-spaced-func": 2,
    "no-trailing-spaces": 2,
    "no-underscore-dangle": [2, { "allowAfterThis": true }],
    "no-unneeded-ternary": 2,
    "object-curly-spacing": [2, "never"],
    "one-var": [2, {
      "uninitialized": "always",
      "initialized": "never"
    }],
    "operator-assignment": [2, "always"],
    "operator-linebreak": [2, "after"],
    "quote-props": [2, "as-needed"],
    "quotes": [2, "single"],
    "require-jsdoc": 2,
    "semi-spacing": [2, {"before": false, "after": true}],
    "semi": 2,
    "space-before-blocks": 2,
    "space-before-function-paren": [2, "never"],
    "space-in-parens": [2, "never"],
    "space-infix-ops": 2,
    "space-unary-ops": [2, { "words": true, "nonwords": false }],
    "spaced-comment": [2, "always"],

    "handle-callback-err": 2,
    "no-mixed-requires": [1, true],
    "no-new-require": 2,
    "no-path-concat": 2,
    "no-sync": 2,

    "strict": [2, "global"],

    "complexity": [2, 10],
    "consistent-return": 2,
    "curly": [2, "all"],
    "dot-location": [2, "property"],
    "dot-notation": [2, {"allowKeywords": true}],
    "eqeqeq": 2,
    "guard-for-in": 2,
    "no-alert": 2,
    "no-caller": 2,
    "no-else-return": 2,
    "no-eq-null": 2,
    "no-eval": 2,
    "no-extend-native": 2,
    "no-extra-bind": 2,
    "no-implicit-coercion": 2,
    "no-implicit-globals": 2,
    "no-implied-eval": 2,
    "no-invalid-this": 2,
    "no-iterator": 2,
    "no-labels": 2,
    "no-lone-blocks": 2,
    "no-loop-func": 2,
    "no-multi-spaces": 2,
    "no-multi-str": 2,
    "no-native-reassign": 2,
    "no-new-func": 2,
    "no-new-wrappers": 2,
    "no-new": 2,
    "no-process-env": 2,
    "no-proto": 2,
    "no-redeclare": 2,
    "no-return-assign": 2,
    "no-self-assign": 2,
    "no-self-compare": 2,
    "no-sequences": 2,
    "no-throw-literal": 2,
    "no-unmodified-loop-condition": 2,
    "no-unused-expressions": 2,
    "no-useless-call": 2,
    "no-useless-concat": 2,
    "no-void": 2,
    "no-with": 2,
    "radix": [2, "always"],
    "wrap-iife": [2, "outside"],
    "yoda": [2, "never"],

    "comma-dangle": [2, "never"],
    "no-cond-assign": 2,
    "no-console": 2,
    "no-constant-condition": 2,
    "no-debugger": 2,
    "no-dupe-args": 2,
    "no-dupe-keys": 2,
    "no-duplicate-case": 2,
    "no-empty-character-class": 2,
    "no-empty": 2,
    "no-ex-assign": 2,
    "no-extra-boolean-cast": 2,
    "no-extra-semi": 2,
    "no-func-assign": 2,
    "no-inner-declarations": 2,
    "no-invalid-regexp": 2,
    "no-irregular-whitespace": 2,
    "no-negated-in-lhs": 2,
    "no-obj-calls": 2,
    "no-sparse-arrays": 2,
    "no-unexpected-multiline": 2,
    "no-unreachable": 2,
    "use-isnan": 2,
    "valid-typeof": 2
  }
}