.eslintrc.js

module.exports = {
  root: true,
  env: {
    browser: true,
    es2020: true,
    node: true,
  },
  extends: ["plugin:vue/essential", "airbnb-base"],
  parserOptions: {
    ecmaVersion: 12,
    sourceType: "module",
  },
  plugins: ["vue"],
  settings: {
    "import/resolver": {
      alias: {
        map: [["@", "./src"]],
        extensions: [".js", ".jsx", ".vue", ".json"],
      },
    },
  },
  rules: {
    "import/extensions": [
      "error",
      "always",
      {
        js: "never",
        mjs: "never",
        jsx: "never",
        ts: "never",
        tsx: "never",
      },
    ],
    "no-param-reassign": [
      "error",
      {
        props: true,
        ignorePropertyModificationsFor: [
          "state", // for vuex state
          "acc", // for reduce accumulators
          "e", // for e.returnvalue
        ],
      },
    ],
    "no-console": process.env.NODE_ENV === "production" ? "warn" : "off",
    "no-debugger": process.env.NODE_ENV === "production" ? "warn" : "off",
    "max-len": "off",
    "no-async-promise-executor": "off",
    "linebreak-style": 0,
    allowTemplateLiterals: true,
    avoidEscape: true,
  },
};