.eslintrc.json

{
  "env": {
    "browser": true,
    "commonjs": true,
    "es2020": true
  },
  "extends": [
    "airbnb-base"
  ],
  "parserOptions": {
    "ecmaVersion": 11
  },
  "globals": {
    "after": true,
    "afterEach": true,
    "before": true,
    "describe": true,
    "it": true
  },
  "rules": {
    "camelcase": "off",
    "eol-last": 2,
    "func-names": "off",
    "global-require": "off",
    "indent": ["error", 2, { "SwitchCase": 1 }],
    "linebreak-style": ["error", "unix"],
    "no-cond-assign": "off",
    "no-console": 0,
    "no-continue": "off",
    "no-loop-func": "off",
    "no-multiple-empty-lines": 1,
    "no-multi-assign": "off",
    "no-param-reassign": "off",
    "no-restricted-syntax": "off",
    "no-trailing-spaces": 2,
    "no-underscore-dangle": "off",
    "no-use-before-define": "off",
    "no-useless-escape": "off",
    "max-classes-per-file": "off",
    "max-len": "off",
    "object-shorthand": "off",
    "prefer-const": "error",
    "require-atomic-updates": "off",
    "space-in-parens": ["error", "never"],
    "space-infix-ops": "error"
  }
}