.eslintrc.json

{
  "root": true,
  "parserOptions": {
    "ecmaVersion": "latest"
  },
  "extends": "eslint:recommended",
  "env": {
    "node": true
  },
  "rules": {
    "indent": [
      "error",
      2,
      {
        "SwitchCase": 1,
        "ignoreComments": true
      }
    ],
    "eol-last": "error",
    "quotes": [
      "error",
      "single"
    ],
    "prefer-arrow-callback": "error",
    "func-style": [
      "error",
      "expression"
    ],
    "no-trailing-spaces": "error",
    "no-multiple-empty-lines": "error",
    "camelcase": "error",
    "capitalized-comments": "error",
    "default-case-last": "error",
    "eqeqeq": "error",
    "multiline-comment-style": [
      "error",
      "starred-block"
    ],
    "no-var": "error",
    "yoda": "error",
    "array-bracket-newline": [
      "error",
      "consistent"
    ],
    "array-bracket-spacing": [
      "error",
      "always",
      {
        "singleValue": false
      }
    ],
    "array-element-newline": [
      "error",
      "consistent"
    ],
    "arrow-spacing": [
      "error",
      {
        "before": true,
        "after": true
      }
    ],
    "comma-dangle": [
      "error",
      "never"
    ],
    "comma-spacing": [
      "error",
      {
        "before": false,
        "after": true
      }
    ],
    "linebreak-style": [
      "error",
      "unix"
    ],
    "spaced-comment": [
      "error",
      "always"
    ]
  }
}