.eslintrc.js

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,

  parserOptions: {
    parser: '@babel/eslint-parser',
    ecmaVersion: 2018, // Allows for the parsing of modern ECMAScript features
    sourceType: 'module' // Allows for the use of imports
  },

  env: {
    browser: true,
    'vue/setup-compiler-macros': true
  },

  // Rules order is important, please avoid shuffling them
  extends: [
    // Base ESLint recommended rules
    // 'eslint:recommended',

    // 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)

    'standard'
    
  ],

  plugins: [
    // https://eslint.vuejs.org/user-guide/#why-doesn-t-it-work-on-vue-files
    // required to lint *.vue files
    'vue',
    
  ],

  globals: {
    ga: 'readonly', // Google Analytics
    process: 'readonly',
    chrome: 'readonly'
  },

  // add your custom rules here
  rules: {
    // allow async-await
    'generator-star-spacing': 'off',
    // allow paren-less arrow functions
    'arrow-parens': 'off',
    'one-var': 'off',

    'import/first': 'off',
    'import/named': 'error',
    'import/namespace': 'error',
    'import/default': 'error',
    'import/export': 'error',
    'import/extensions': 'off',
    'import/no-unresolved': 'off',
    'import/no-extraneous-dependencies': 'off',
    'prefer-promise-reject-errors': 'off',

    // allow debugger during development only
    'no-debugger': process.env.NODE_ENV === 'production' ? 'error' : 'off',

    // custom
    'semi': [2, 'always'],
    'space-before-function-paren': [2, 'always'],
    'keyword-spacing': [2, { before: true, after: true }],
    'space-before-blocks': [2, 'always'],
    'comma-dangle': [2, 'always-multiline'],
    'no-console': 'off',
    'no-multi-str': 'off',
    'curly': 1,
    'no-undef': 'off',

    // plugins
    'vue/multi-word-component-names': 'off'
  }
}