.eslintrc.js

module.exports = {
  root: true,
  parserOptions: {
    parser: 'babel-eslint',
    sourceType: 'module'
  },
  env: {
    browser: true,
    node: true,
    'jest/globals': true
  },
  globals: {
    '_': true
  },
  plugins: ['jest'],
  extends: [
    'standard',
    'plugin:import/errors',
    'plugin:import/warnings',
    "plugin:vue/essential",
    "eslint:recommended"
  ],
  settings: {
    'import/resolver': {
      node: { extensions: ['.js', '.mjs' ,'json', 'vue'] }
    }
  },
  rules: {
    /**********************/
    /* General Code Rules */
    /**********************/

    // Enforce import order
    'import/order': 'off',

    // Imports should come first
    'import/first': 'error',

    // Other import rules
    'import/no-mutable-exports': 'error',

    // Allow unresolved imports
    'import/no-unresolved': 'off',

    // Allow paren-less arrow functions only when there's no braces
    'arrow-parens': ['error', 'as-needed', { requireForBlockBody: true }],

    // Allow async-await
    'generator-star-spacing': 'off',

    // Allow debugger during development
    'no-debugger': process.env.NODE_ENV === 'production' ? 'error' : 'warn',
    'no-console': process.env.NODE_ENV === 'production' ? 'error' : 'warn',

    // Prefer const over let
    'prefer-const': ['error', {
      destructuring: 'any',
      ignoreReadBeforeAssign: false
    }],

    // No single if in an "else" block
    'no-lonely-if': 'error',

    // Force curly braces for control flow,
    // including if blocks with a single statement
    curly: ['error', 'all'],

    // No async function without await
    'require-await': 'error',

    // Force dot notation when possible
    'dot-notation': 'error',

    'no-var': 'error',

    // Force object shorthand where possible
    'object-shorthand': 'error',

    // No useless destructuring/importing/exporting renames
    'no-useless-rename': 'error',

    'no-useless-return': 'off',

    'no-void': 'off'
  }
}