.eslintrc.js

module.exports = {
  root: true,
  parserOptions: {
    parser: 'babel-eslint',
    sourceType: 'module'
  },
  env: {
    browser: true,
    node: true
  },
  extends: [
    'standard',
    'plugin:prettier/recommended',
    'plugin:promise/recommended',
    'plugin:vue/recommended',
    'plugin:import/errors'
  ],
  settings: {
    'import/resolver': {
      webpack: {
        config: './.webpackrc.js'
      }
    }
  },
  rules: {
    'promise/catch-or-return': 0,
    'no-debugger': process.env.NODE_ENV === 'production' ? 2 : 0,
    'no-unused-vars': process.env.NODE_ENV === 'production' ? 1 : 0,
    'no-console': process.env.NODE_ENV === 'production' ? 1 : 0,
    'no-new': 0,
    'no-var': 2,
    'import/extensions': [
      'error',
      'always',
      {
        js: 'never',
        vue: 'never'
      }
    ],
    'vue/max-attributes-per-line': [
      2,
      {
        singleline: 1,
        multiline: {
          max: 1,
          allowFirstLine: true
        }
      }
    ]
  }
}