.eslintrc.js

const { resolve } = require("path");
module.exports = {
    // https://eslint.org/docs/user-guide/configuring#configuration-cascading-and-hierarchy
    // This option interrupts the configuration hierarchy at this file
    // Remove this if you have an higher level ESLint config file (it usually happens into a monorepos)
    root: true,
    env: {
        browser: true,
        node: true,
        es6: true,
    },
    // https://eslint.vuejs.org/user-guide/#how-to-use-custom-parser
    // Must use parserOptions instead of 'parser' to allow vue-eslint-parser to keep working
    // `parser: 'vue-eslint-parser'` is already included with any 'plugin:vue/**' config and should be omitted
    parserOptions: {
        // https://github.com/typescript-eslint/typescript-eslint/tree/master/packages/parser#configuration
        // https://github.com/TypeStrong/fork-ts-checker-webpack-plugin#eslint
        // Needed to make the parser take into account 'vue' files
        extraFileExtensions: [".vue"],
        parser: "@typescript-eslint/parser",
        project: resolve(__dirname, "./tsconfig.json"),
        tsconfigRootDir: __dirname,
        ecmaVersion: 2018, // Allows for the parsing of modern ECMAScript features
        sourceType: "module", // Allows for the use of imports
    },

    // Rules order is important, please avoid shuffling them
    extends: [
        // Base ESLint recommended rules
        "eslint:recommended",
        // https://github.com/typescript-eslint/typescript-eslint/tree/master/packages/eslint-plugin#usage
        // ESLint typescript rules
        // 'plugin:@typescript-eslint/recommended',
        // consider disabling this class of rules if linting takes too long
        //  'plugin:@typescript-eslint/recommended-requiring-type-checking',

        // Uncomment any of the lines below to choose desired strictness,
        // but leave only one uncommented!
        // See https://eslint.vuejs.org/rules/#available-rules
        "plugin:vue/vue3-essential", // Priority A: Essential (Error Prevention)
        //'plugin:vue/vue3-strongly-recommended', // Priority B: Strongly Recommended (Improving Readability)
        //'plugin:vue/vue3-recommended', // Priority C: Recommended (Minimizing Arbitrary Choices and Cognitive Overhead)

        // https://github.com/prettier/eslint-config-prettier#installation
        // usage with Prettier, provided by 'eslint-config-prettier'.
        // 'prettier'
    ],

    plugins: ["vue"],

    globals: {
        ga: "readonly", // Google Analytics
        cordova: "readonly",
        __statics: "readonly",
        __QUASAR_SSR__: "readonly",
        __QUASAR_SSR_SERVER__: "readonly",
        __QUASAR_SSR_CLIENT__: "readonly",
        __QUASAR_SSR_PWA__: "readonly",
        process: "readonly",
        Capacitor: "readonly",
        chrome: "readonly",
    },

    // add your custom rules here
    rules: {
        "prefer-promise-reject-errors": "off",
        "no-prototype-builtins": "off",
        "no-useless-escape": "off",
        " vue/multi-word-component-names": "off",
        "no-empty-pattern": "off",
        // TypeScript
        quotes: ["warn", "single", { avoidEscape: true }],
        "@typescript-eslint/explicit-function-return-type": "off",
        "@typescript-eslint/explicit-module-boundary-types": "off",
        indent: ["error", 4],
        "max-len": ["warn", { code: 120, tabWidth: 2 }],
        "no-trailing-spaces": ["error", { skipBlankLines: true }],
        eqeqeq: ["error", "always"],
        semi: ["error", "always"],
        "eol-last": ["error", "always"],
        "vue/component-tags-order": [
            "error",
            {
                order: [["script", "template"], "style"],
            },
        ],
        // allow debugger during development only
        "no-debugger": process.env.NODE_ENV === "production" ? "error" : "off",
    },
};