.eslintrc.js

// https://eslint.org/docs/user-guide/configuring

module.exports = {
  root: true,
  parserOptions: {
    parser: 'babel-eslint',
    sourceType: 'module',
  },
  env: {
    browser: true,
    jest: true,
  },
  globals: {
    grecaptcha: 'readonly',
    VERSION: 'readonly',
    BASE_URL: 'readonly',
    SCHEDULE_URL: 'readonly',
    SCHEDULER_PATH: 'readonly',
    RESCHEDULE_URL: 'readonly',
  },
  extends: [
    'plugin:vue/essential',
    'airbnb-base',
  ],
  // add your custom rules here
  rules: {
    // allow async-await
    'generator-star-spacing': 'off',
    // allow debugger during development
    'no-debugger': process.env.NODE_ENV === 'production' ? 'error' : 'off',
    // allow unresolved module and extensions,
    // because webpack will handle this part
    'import/no-unresolved': 'off',
    'import/extensions': 'off',
    'import/no-extraneous-dependencies': 'off',
    // allow param reassign or the param's properties
    'no-param-reassign': ['error', { props: false }],
    'max-len': ['error', { code: 80 }],
    'operator-linebreak': 'off',
    'no-underscore-dangle': [
      'error',
      {
        allow: ['_options'],
        allowAfterThis: true,
      },
    ],
    // Since it's common to have more than 4 destructuring assignments for
    // Vuex's action arguments. Increase minProperties to avoid un-necessary
    // multiline.
    'object-curly-newline': [
      'error',
      {
        ObjectPattern: {
          multiline: true,
          minProperties: 5,
        },
      },
    ],

  },
};