.eslintrc

{
  "plugins": [
    "html"
  ],
  "ecmaFeatures": {
    "arrowFunctions": true,
    "destructuring": true,
    "classes": true,
    "defaultParams": true,
    "blockBindings": true,
    "modules": true,
    "objectLiteralComputedProperties": true,
    "objectLiteralShorthandMethods": true,
    "objectLiteralShorthandProperties": true,
    "restParams": true,
    "spread": true,
    "forOf": true,
    "generators": true,
    "templateStrings": true,
    "superInFunctions": true,
    "experimentalObjectRestSpread": true
  },
  "env": {
    "browser": true,
    "node": true
  },
  "globals": {
    "arguments": true,
    "window": true,
    "Promise": true
  },
  "root": true,
  "parserOptions": {
    "sourceType": "module"
  },
  "parser": "babel-eslint",
  "rules": {
    "arrow-parens": 2,
    "arrow-spacing": [2, {
      "before": true,
      "after": true
    }],
    "brace-style": [2, "1tbs", {
      "allowSingleLine": false
    }],
    "comma-dangle": [1, "never"],
    "comma-spacing": [1, {
      "before": false,
      "after": true
    }],
    "comma-style": [2, "last"],
    "consistent-this": [2, "self"],
    "constructor-super": 2,
    "curly": 2,
    "default-case": 2,
    "dot-location": [2, "property"],
    "eol-last": 2,
    "eqeqeq": [2, "smart"],
    "indent": [2, 2, {
      "SwitchCase": 1
    }],
    "key-spacing": [1, {
      "beforeColon": false,
      "afterColon": true
    }],
    "max-nested-callbacks": [1, 4],
    "new-cap": 1,
    "new-parens": 1,
    "newline-after-var": [2, "always"],
    "no-array-constructor": 2,
    "no-class-assign": 2,
    "no-cond-assign": 2,
    "no-const-assign": 2,
    "no-constant-condition": 2,
    "no-delete-var": 2,
    "no-dupe-args": 2,
    "no-dupe-class-members": 2,
    "no-dupe-keys": 2,
    "no-duplicate-case": 2,
    "no-else-return": 1,
    "no-empty": 2,
    "no-eq-null": 2,
    "no-eval": 2,
    "no-ex-assign": 2,
    "no-extend-native": 2,
    "no-extra-boolean-cast": 2,
    "no-extra-parens": 1,
    "no-extra-semi": 2,
    "no-floating-decimal": 2,
    "no-func-assign": 2,
    "no-implied-eval": 2,
    "no-inner-declarations": 2,
    "no-lonely-if": 2,
    "no-loop-func": 2,
    "no-mixed-spaces-and-tabs": 2,
    "no-multi-spaces": 1,
    "no-multi-str": 2,
    "no-multiple-empty-lines": [1, {
      "max": 2
    }],
    "no-negated-in-lhs": 2,
    "no-nested-ternary": 2,
    "no-new": 2,
    "no-new-func": 2,
    "no-new-object": 2,
    "no-new-wrappers": 2,
    "no-obj-calls": 2,
    "no-redeclare": 2,
    "no-script-url": 2,
    "no-self-compare": 2,
    "no-spaced-func": 1,
    "no-sparse-arrays": 2,
    "no-this-before-super": 2,
    "no-trailing-spaces": 1,
    "no-undef": 2,
    "no-undef-init": 2,
    "no-unexpected-multiline": 2,
    "no-unneeded-ternary": 2,
    "no-unreachable": 2,
    "no-unused-vars": 1,
    "no-use-before-define": 1,
    "one-var": [2, "never"],
    "quote-props": [1, "as-needed"],
    "quotes": [2, "single"],
    "radix": 2,
    "semi": [2, "always"],
    "semi-spacing": [1, {
      "before": false,
      "after": true
    }],
    "keyword-spacing": 2,
    "space-before-blocks": 2,
    "space-before-function-paren": [2, "never"],
    "space-infix-ops": 2,
    "space-unary-ops": 2,
    "strict": 0,
    "use-isnan": 2,
    "wrap-regex": 2,
    "yoda": [2, "never"]
  }
}