.eslintrc.js

module.exports = {
  root: true,
  env: {
    es6: true,
    browser: true,
    node: true
  },
  parserOptions: {
    parser: "babel-eslint"
  },
  extends: [
    "plugin:vue/recommended",
    "problems",
    "plugin:vue/strongly-recommended",
    "plugin:prettier/recommended"
  ],
  // required to lint *.vue files
  plugins: ["vue", "prettier"],
  // add your custom rules here
  rules: {
    "prettier/prettier": "error",
    "vue/max-attributes-per-line": "off",
    "no-console": process.env.NODE_ENV === "production" ? "error" : "off",
    "no-debugger": process.env.NODE_ENV === "production" ? "error" : "off"
  }
};