.eslintrc.json

{
  "env": {
    "browser": true,
    "es6": true,
    "node": true,
    "jest/globals": true
  },
  "plugins": [
    "jest",
    "prettier"
  ],
  "extends": [
    "airbnb-base",
    "plugin:vue/recommended",
    "plugin:prettier/recommended"
  ],
  "globals": {
    "Atomics": "readonly",
    "SharedArrayBuffer": "readonly"
  },
  "parserOptions": {
    "parser": "babel-eslint",
    "ecmaVersion": 2018,
    "sourceType": "module"
  },
  "rules": {
    "import/prefer-default-export": "off",
    "vue/html-self-closing": "off",
    "vue/max-attributes-per-line": "off",
    "no-param-reassign": [
      "error",
      {
        "props": true,
        "ignorePropertyModificationsFor": [
          "state", // for vuex state
          "getters", // for vuex getters
          "acc", // for reduce accumulators
          "e" // for e.returnvalue
        ]
      }
    ],
    "no-shadow": ["error", { "allow": ["state", "getters"] }],
    "vue/no-parsing-error": "warn"
  }
}