.eslintrc

{
  "extends": ["important-stuff"],
  "plugins": ["es5"],
  "parser": "@babel/eslint-parser",
  "rules": {
    "es5/no-es6-methods": "error",
    "es5/no-es6-static-methods": "error",
    "es5/no-binary-and-octal-literals": "error",
    "es5/no-classes": "off",
    "es5/no-for-of": "off",
    "es5/no-generators": "error",
    "es5/no-object-super": "error",
    "es5/no-typeof-symbol": "error",
    "es5/no-unicode-code-point-escape": "error",
    "es5/no-unicode-regex": "error",
    "es5/no-computed-properties": "off",
    "es5/no-destructuring": "off",
    "es5/no-default-parameters": "off",
    "es5/no-spread": "off",
    "es5/no-modules": "off",
    "es5/no-exponentiation-operator": "off",
    "es5/no-block-scoping": "off",
    "es5/no-arrow-functions": "off",
    "es5/no-shorthand-properties": "off",
    "es5/no-rest-parameters": "off",
    "es5/no-template-literals": "off"
  },
  "overrides": [
    {
      "files": ["src/server/**/*"],
      "rules": {
        "es5/no-es6-methods": "off",
        "es5/no-es6-static-methods": "off",
        "es5/no-binary-and-octal-literals": "off",
        "es5/no-classes": "off",
        "es5/no-for-of": "off",
        "es5/no-generators": "off",
        "es5/no-object-super": "off",
        "es5/no-typeof-symbol": "off",
        "es5/no-unicode-code-point-escape": "off",
        "es5/no-unicode-regex": "off"
      }
    }
  ]
}