.eslintrc.js

module.exports = {
    root: true,
    env: {
      node: true,
      jest: true
    },
    extends: [
      'plugin:vue/essential',
      '@vue/standard'
    ],
    rules: {
      // indent
      'indent': ['error', 2],
      'vue/script-indent': ['error', 2, {
        'baseIndent': 1
      }],
      'no-useless-escape': 0,
      // allow paren-less arrow functions
      'arrow-parens': 0,
      // allow async-await
      'generator-star-spacing': 0,
      'no-console': process.env.NODE_ENV === 'production' ? 'error' : 'off',
      'no-debugger': process.env.NODE_ENV === 'production' ? 'error' : 'off'
    },
    parserOptions: {
      parser: 'babel-eslint'
    },
    overrides: [
      {
        files: ['*.vue'],
        rules: {
          'indent': 'off',
          'vue/script-indent': ['error', 2, {
            'baseIndent': 1
          }],
          'standard/no-callback-literal': 'off'
        }
      }
    ]
  }