.eslintrc.json

{
    "extends": "eslint:recommended",
    "parser": "babel-eslint",
    "env": {
        "node": true,
        "browser": true,
        "es6": true,
        "jest": true
    },
    "parserOptions": {
        "ecmaVersion": 6
    },
    "rules": {
        "brace-style": 2,
        "camelcase": 2,
        "comma-dangle": [2, "never"],
        "comma-spacing": 2,
        "comma-style": [2, "last"],
        "default-case": 2,
        "dot-notation": 2,
        "eol-last": 2,
        "eqeqeq": 2,
        "guard-for-in": 2,
        "handle-callback-err": 2,
        "indent": [2, 4, {
            "SwitchCase": 1
          }
        ],
        "key-spacing": 2,
        "keyword-spacing": [2, { "before": true }],
        "new-cap": 2,
        "no-cond-assign": 2,
        "no-console": 2,
        "no-constant-condition": 2,
        "no-control-regex": 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-bind": 2,
        "no-extra-boolean-cast": 0,
        "no-extra-parens": 0,
        "no-extra-semi": 2,
        "no-fallthrough": 2,
        "no-floating-decimal": 2,
        "no-func-assign": 2,
        "no-inner-declarations": 2,
        "no-invalid-regexp": 2,
        "no-irregular-whitespace": 2,
        "no-loop-func": 2,
        "no-mixed-spaces-and-tabs": 2,
        "no-multi-spaces": 2,
        "no-negated-in-lhs": 2,
        "no-nested-ternary": 2,
        "no-obj-calls": 2,
        "no-regex-spaces": 2,
        "no-shadow": 2,
        "no-spaced-func": 2,
        "no-sparse-arrays": 2,
        "no-trailing-spaces": 2,
        "no-undef": 2,
        "no-undefined": 2,
        "no-underscore-dangle": 0,
        "no-unreachable": 2,
        "no-unused-vars": [2, { "ignoreRestSiblings": true }],
        "object-curly-spacing": [2, "always"],
        "quote-props": [2, "as-needed",
          {
            "keywords": true,
            "unnecessary": false
          }
        ],
        "quotes": [2, "single"],
        "radix": 2,
        "semi-spacing": 2,
        "semi": 2,
        "sort-imports": [2,
          {
            "ignoreCase": true,
            "ignoreMemberSort": false,
            "memberSyntaxSortOrder": [
              "none",
              "single",
              "multiple",
              "all"
            ]
          }
        ],
        "space-before-blocks": 2,
        "space-before-function-paren": [2, "never"],
        "space-infix-ops": 2,
        "spaced-comment": [0, "always", { "exceptions": ["-"] }],
        "strict": [2, "global"],
        "use-isnan": 2,
        "valid-jsdoc": [2,
          {
            "prefer": {
              "return": "returns"
            }
          }
        ],
        "valid-typeof": 2,
        "wrap-iife": [2, "any"]
      }
}