.eslintrc

{
  "parserOptions": {
    "ecmaVersion": 6,
    "sourceType": "module"
  },

  "env": {
    "node": true
  },

  "rules": {
    "array-bracket-spacing": [2, "never"],
    "brace-style": [2, "1tbs", {
      "allowSingleLine": true
    }],
    "camelcase": [2, {
      "properties": "never"
    }],
    "comma-spacing": [2, {
      "before": false,
      "after": true
    }],
    "comma-style": [2, "last"],
    "comma-dangle": [2, "never"],
    "complexity": [1, 8],
    "computed-property-spacing": [2, "never"],
    "consistent-return": 1,
    "curly": [2, "all"],
    "default-case": 2,
    "dot-notation": [1, {
      "allowKeywords": true
    }],
    "dot-location": [2, "property"],
    "eol-last": 2,
    "eqeqeq": 2,
    "func-style": 0,
    "guard-for-in": 0,
    "handle-callback-err": [2, "^(e|er|err|error)[0-9]{1,2}?$"],
    "indent": [2, 2, {
      "SwitchCase": 1
    }],
    "keyword-spacing": 2,
    "key-spacing": [2, {
      "beforeColon": false,
      "afterColon": true
    }],
    "lines-around-comment": [2, {
      "beforeBlockComment": true,
      "afterBlockComment": true,
      "beforeLineComment": true,
      "afterLineComment": false,
      "allowBlockStart": true,
      "allowBlockEnd": false
    }],
    "linebreak-style": [2, "unix"],
    "max-nested-callbacks": [1, 3],
    "new-cap": 0,
    "newline-after-var": [2, "always"],
    "no-alert": 2,
    "no-caller": 2,
    "no-catch-shadow": 2,
    "no-delete-var": 2,
    "no-div-regex": 2,
    "no-duplicate-case": 2,
    "no-else-return": 2,
    "no-empty": 2,
    "no-empty-character-class": 2,
    "no-eval": 2,
    "no-extend-native": 2,
    "no-extra-semi": 2,
    "no-fallthrough": 2,
    "no-floating-decimal": 2,
    "no-func-assign": 2,
    "no-implied-eval": 2,
    "no-inline-comments": 2,
    "no-invalid-regexp": 2,
    "no-label-var": 2,
    "no-labels": 2,
    "no-lone-blocks": 2,
    "no-lonely-if": 2,
    "no-mixed-requires": 0,
    "no-mixed-spaces-and-tabs": 2,
    "no-multi-spaces": 2,
    "no-multi-str": 2,
    "no-multiple-empty-lines": [2, {
      "max": 2
    }],
    "no-native-reassign": 2,
    "no-nested-ternary": 2,
    "no-new-func": 2,
    "no-new-object": 2,
    "no-new-wrappers": 2,
    "no-octal-escape": 2,
    "no-octal": 2,
    "no-path-concat": 2,
    "no-param-reassign": 0,
    "no-process-env": 0,
    "no-proto": 2,
    "no-redeclare": 2,
    "no-reserved-keys": 0,
    "no-return-assign": [2, "always"],
    "no-self-compare": 2,
    "no-sequences": 2,
    "no-shadow": 2,
    "no-shadow-restricted-names": 2,
    "no-spaced-func": 0,
    "no-sparse-arrays": 1,
    "no-sync": 1,
    "no-ternary": 0,
    "no-throw-literal": 2,
    "no-trailing-spaces": 2,
    "no-undef": 2,
    "no-undef-init": 2,
    "no-undefined": 2,
    "no-underscore-dangle": 2,
    "no-unexpected-multiline": 2,
    "no-unneeded-ternary": 2,
    "no-unreachable": 2,
    "no-unused-vars": 1,
    "no-use-before-define": 2,
    "no-useless-concat": 2,
    "no-warning-comments": 1,
    "no-with": 2,
    "no-wrap-func": 0,
    "object-curly-spacing": [2, "always", {
      "objectsInObjects": false,
      "arraysInObjects": false
    }],
    "one-var": [2, "never"],
    "operator-assignment": [2, "always"],
    "operator-linebreak": [2, "none", {
      "overrides": {
        "+": "before"
      }
    }],
    "padded-blocks": [2, "never"],
    "quote-props": [2, "consistent"],
    "quotes": [2, "single", "avoid-escape"],
    "radix": 2,
    "semi": 2,
    "semi-spacing": [2, {
      "before": false,
      "after": true
    }],
    "space-before-blocks": [2, "always"],
    "space-before-function-paren": [2, "always"],
    "space-in-parens": [2, "never"],
    "space-infix-ops": 2,
    "space-unary-ops": [2, {
      "words": true,
      "nonwords": false
    }],
    "spaced-comment": [2, "always"],
    "use-isnan": 2,
    "valid-typeof": 2,
    "vars-on-top": 2,
    "wrap-regex": 0,
    "yoda": [2, "never"]
  }
}