.eslintrc.json

{
  "env": {
    "commonjs": true,
    "es6": true,
    "node": true,
    "mocha": true,
    "jquery": true,
    "browser": true
  },
  "extends": "eslint:recommended",
  "globals": {
    "Atomics": "readonly",
    "SharedArrayBuffer": "readonly",
    "moment": true
  },
  "parserOptions": {
    "ecmaVersion": 2018
  },
  "rules": {
    "indent": ["error", 2],
    "linebreak-style": ["error", "unix"],
    "semi": ["error", "always"],
    "no-var": "error",
    "no-console": "off",
    "no-unused-vars": "warn",
    "func-call-spacing": ["error", "never"],
    "space-before-blocks": "error",
    "keyword-spacing": "error",
    "no-trailing-spaces": ["error", { "skipBlankLines": true }],
    "semi-spacing": "error",
    "func-style": ["error", "expression"],
    "space-infix-ops": "error",
    "space-in-parens": "error",
    "camelcase": "error",
    "eqeqeq": "error",
    "brace-style": "error",
    "space-before-function-paren": [
      "warn",
      { "anonymous": "never", "named": "never", "asyncArrow": "never" }
    ],
    "func-names": ["error", "never"],
    "quotes": "off"
  }
}