.eslintrc

{
    "parserOptions": {
        "ecmaVersion": 2017
    },

    "env": {
        "es6": true,
        "node": true
    },
    "extends": "eslint:recommended",
  "rules": {
    "array-bracket-spacing": [1,"always",{"singleValue":true,"objectsInArrays":true,"arraysInArrays":true}],
    "brace-style": [1,"1tbs",{"allowSingleLine":true}],
    "no-console": "off",
    "computed-property-spacing": [1,"always"],
    "eol-last": 1,
    "indent": [2, 4, {"SwitchCase": 1}],
    "lines-around-comment": [1,{"beforeBlockComment":true,"beforeLineComment":true}],
    "no-mixed-spaces-and-tabs": [1,"smart-tabs"],
    "no-multiple-empty-lines": [1,{"max":1}],
    "no-nested-ternary": 1,
    "no-spaced-func": 1,
    "no-trailing-spaces": [1,{"skipBlankLines":false}],
    "no-var": 1,
    "object-curly-spacing": [1,"always",{"arraysInObjects":true,"objectsInObjects":true}],
    "prefer-const": 1,
    "semi": [1,"always"],
    "sort-vars": 1,
    "keyword-spacing":  ["error", { "before": true, "after": true }],
    "space-before-blocks": [1,"always"],
    "space-before-function-paren": 1,
    "space-in-parens": [1,"always",{"exceptions":["{}"]}],
    "space-infix-ops": 1,
    "space-unary-ops": [1,{"words":true}],
    "arrow-parens": [1,"always"],
    "arrow-spacing": [1,{"before":true,"after":true}],
    "padding-line-between-statements": [
      "error",
        { blankLine: "always", prev: ["const", "let", "var"], next: "*"},
        { blankLine: "any",    prev: ["const", "let", "var"], next: ["const", "let", "var"]},
        { blankLine: "always", prev: "directive", next: "*" },
        { blankLine: "any",    prev: "directive", next: "directive" },
        { blankLine: "always", prev: "*", next: "return" }
    ]
  }
}