.eslintrc

{
  "parserOptions": {
    "ecmaVersion": 6,
      "ecmaFeatures": {
        "experimentalObjectRestSpread": true
      },
      "sourceType": "module"
  },
  "env": {
    "node": true,
    "browser": true,
    "commonjs": true,
    "es6": true
  },
  "rules": {
    "quotes": [2, "single", { "allowTemplateLiterals": true }],
    "no-extra-boolean-cast": 1,
    "no-extra-semi": 1,
    "no-extra-parens": 1,
    "no-empty": 1,
    "no-use-before-define": [1, "nofunc"],
    "complexity": [1, 10],
    "comma-dangle": [0, "never"],
    "no-debugger": 2,
    "no-constant-condition": 1,
    "no-dupe-args": 2,
    "no-dupe-keys": 2,
    "no-duplicate-case": 2,
    "no-empty-character-class": 2,
    "no-invalid-regexp": 2,
    "no-func-assign": 2,
    "valid-typeof": 2,
    "no-unreachable": 2,
    "no-unexpected-multiline": 2,
    "no-sparse-arrays": 2,
    "no-shadow-restricted-names": 2,
    "no-undef": 0,
    "no-unused-vars": 2,
    "no-cond-assign": 2,
    "no-native-reassign": 2,
    "no-else-return": 1,
    "no-multi-spaces": 2,
    "no-irregular-whitespace": 2,
    "no-spaced-func": 2,
    "no-trailing-spaces": 1,
    "key-spacing": [1, {"beforeColon": false, "afterColon": true}],
    "block-scoped-var": 2,
    "accessor-pairs": 2,
    "dot-location": [2, "property"],
    "no-lone-blocks": 2,
    "no-labels": 2,
    "no-extend-native": 2,
    "no-floating-decimal": 2,
    "no-loop-func": 2,
    "no-new-func": 2,
    "no-self-compare": 2,
    "no-sequences": 2,
    "no-throw-literal": 2,
    "no-return-assign": [2, "always"],
    "no-redeclare": [2, {"builtinGlobals": true}],
    "no-unused-expressions": [2, {"allowShortCircuit": true, "allowTernary": true}],
    "no-useless-call": 2,
    "no-useless-concat": 2,
    "no-void": 2,
    "no-with": 2,
    "comma-spacing": [2, { "before": false, "after": true }],
    "semi": [0, "always"],
    "keyword-spacing": [2, { "after": true }],
    "space-before-blocks": [2, "always"],
    "space-before-function-paren": [2, "never"],
    "space-in-parens": [2, "never"],
    "space-infix-ops": 1,
    "space-unary-ops": [2, { "words": true, "nonwords": false }],
    "spaced-comment": 0,
    "default-case": 2,
    "no-multiple-empty-lines": [1, {"max": 2}],
    "curly": 2
  }
}