.eslintrc.json

{
  "env":{"es6": true, "jest": true, "node": true},
  "rules": {
    "arrow-parens": ["error", "always"],
    "arrow-spacing": ["error", { "before": true, "after": true }],
    "block-scoped-var":"error",
    "brace-style":["error", "1tbs"],
    "complexity": ["error", { "max": 10 }],
    "camelcase":"warn",
    "curly": ["error", "all"],
    "eqeqeq": ["error", "smart"],
    "generator-star-spacing": ["error", {"before": true, "after": false}],
    "guard-for-in": "error",
    "new-cap": "error",
    "no-caller":"error",
    "no-class-assign":"error",
    "no-cond-assign":["error", "except-parens"],
    "no-console":"warn",
    "no-const-assign":"error",
    "no-constant-condition":"error",
    "no-control-regex":"error",
    "no-debugger": "error",
    "no-delete-var":"error",
    "no-dupe-args":"error",
    "no-dupe-keys":"error",
    "no-dupe-class-members":"error",
    "no-duplicate-case":"error",
    "no-empty":"error",
    "no-empty-character-class":"error",
    "no-eval":"error",
    "no-ex-assign":"error",
    "no-extend-native":"error",
    "no-extra-boolean-cast":"error",
    "no-extra-semi":"error",
    "no-fallthrough":"error",
    "no-func-assign":"error",
    "no-loop-func":"error",
    "no-inner-declarations": ["error", "functions"],
    "no-invalid-regexp":"error",
    "no-irregular-whitespace": "error",
    "no-iterator":"error",
    "no-negated-in-lhs":"error",
    "no-new":"error",
    "no-obj-calls":"error",
    "no-octal":"error",
    "no-mixed-spaces-and-tabs":"error",
    "no-multi-str":"error",
    "no-redeclare":["error"],
    "no-regex-spaces":"error",
    "no-script-url":"error",
    "no-sparse-arrays":"error",
    "no-this-before-super": "error",
    "no-use-before-define": "error",
    "no-undef": ["error", { "typeof": true }],
    "no-undefined":"error",
    "no-unreachable": "error",
    "object-shorthand": "error",
    "quotes":["error", "double"],
    "require-yield":"error",
    "semi":["error", "always"],
    "use-isnan": "error",
    "valid-typeof":"error",
    "wrap-iife": ["error", "outside"]
  },
  "settings": {
  },
  "parser": "babel-eslint"
}