.eslintrc.js

module.exports = {
  root: true,
  env: {
    browser: true,
    node: true,
    jest: true,
  },
  parserOptions: {
    parser: 'babel-eslint'
  },
  extends: [
    'standard',
    'plugin:vue/recommended'
  ],
  // required to lint *.vue files
  plugins: [
    'vue'
  ],
  // add your custom rules here
  rules: {
    'comma-dangle': ['error', 'always-multiline'],
    'arrow-parens': 0, // allow paren-less arrow functions
    'generator-star-spacing': 0, // allow async-await
    'no-debugger': process.env.NODE_ENV === 'production' ? 'error' : 0,
    'indent': ['error', 2],
    'vue/html-indent': ["error", 2],
    'vue/script-indent': ["error", 2, { "baseIndent": 0 }],
    'vue/attribute-hyphenation': [2, 'never'],
    "vue/max-attributes-per-line": 0,
    "vue/html-self-closing": ["error", {
      "html": {
        "void": "never",
        "normal": "always",
        "component": "always"
      },
      "svg": "always",
      "math": "always"
    }]
  }
}