vue.eslintrc.js常用配置

vue.eslintrc.js

module.exports = {
  root: true,
  env: {
    node: true
  },
  extends: [
    "plugin:vue/essential", "eslint:recommended"
  ],
  rules: {
    'accessor-pairs': 2,
    'arrow-spacing': [
      2, {
        'before': true,
        'after': true
      }
    ],
    'block-spacing': [
      2, 'always'
    ],
    'brace-style': [
      2,
      '1tbs', {
        'allowSingleLine': true
      }
    ],
    'camelcase': [
      0, {
        'properties': 'always'
      }
    ],
    'comma-dangle': [
      2, 'never'
    ],
    'comma-spacing': [
      2, {
        'before': false,
        'after': true
      }
    ],
    'comma-style': [
      2, 'last'
    ],
    'constructor-super': 2,
    'curly': [
      2, 'multi-line'
    ],
    'dot-location': [
      2, 'property'
    ],
    'eol-last': 2,
    'eqeqeq': [
      2, 'allow-null'
    ],
    'generator-star-spacing': [
      2, {
        'before': true,
        'after': true
      }
    ],
    'handle-callback-err': [
      2, '^(err|error)$'
    ],
    'indent': [
      2,
      2, {
        'SwitchCase': 1
      }
    ],
    'jsx-quotes': [
      2, 'prefer-single'
    ],
    'key-spacing': [
      2, {
        'beforeColon': false,
        'afterColon': true
      }
    ],
    'keyword-spacing': [
      2, {
        'before': true,
        'after': true
      }
    ],
    'new-cap': [
      2, {
        'newIsCap': true,
        'capIsNew': false
      }
    ],
    'new-parens': 2,
    'no-array-constructor': 2,
    'no-caller': 2,
    'no-console': 'off',
    'no-class-assign': 2,
    'no-cond-assign': 2,
    'no-const-assign': 2,
    'no-control-regex': 2,
    'no-delete-var': 2,
    'no-dupe-args': 2,
    'no-dupe-class-members': 2,
    'no-dupe-keys': 2,
    'no-duplicate-case': 2,
    'no-empty-character-class': 2,
    'no-empty-pattern': 2,
    'no-eval': 2,
    'no-ex-assign': 2,
    'no-extend-native': 2,
    'no-extra-bind': 2,
    'no-extra-boolean-cast': 2,
    'no-extra-parens': [
      2, 'functions'
    ],
    'no-fallthrough': 2,
    'no-floating-decimal': 2,
    'no-func-assign': 2,
    'no-implied-eval': 2,
    'no-inner-declarations': [
      2, 'functions'
    ],
    'no-invalid-regexp': 2,
    'no-irregular-whitespace': 2,
    'no-iterator': 2,
    'no-label-var': 2,
    'no-labels': [
      2, {
        'allowLoop': false,
        'allowSwitch': false
      }
    ],
    'no-lone-blocks': 2,
    'no-mixed-spaces-and-tabs': 2,
    'no-multi-spaces': 2,
    'no-multi-str': 2,
    'no-multiple-empty-lines': [
      2, {
        'max': 1
      }
    ],
    'no-native-reassign': 2,
    'no-negated-in-lhs': 2,
    'no-new-object': 2,
    'no-new-require': 2,
    'no-new-symbol': 2,
    'no-new-wrappers': 2,
    'no-obj-calls': 2,
    'no-octal': 2,
    'no-octal-escape': 2,
    'no-path-concat': 2,
    'no-proto': 2,
    'no-redeclare': 2,
    'no-regex-spaces': 2,
    'no-return-assign': [
      2, 'except-parens'
    ],
    'no-self-assign': 2,
    'no-self-compare': 2,
    'no-sequences': 2,
    'no-shadow-restricted-names': 2,
    'no-spaced-func': 2,
    'no-sparse-arrays': 2,
    'no-this-before-super': 2,
    'no-throw-literal': 2,
    'no-trailing-spaces': 2,
    'no-undef': 2,
    'no-undef-init': 2,
    'no-unexpected-multiline': 2,
    'no-unmodified-loop-condition': 2,
    'no-unneeded-ternary': [
      2, {
        'defaultAssignment': false
      }
    ],
    'no-unreachable': 2,
    'no-unsafe-finally': 2,
    'no-unused-vars': [
      2, {
        'vars': 'all',
        'args': 'none'
      }
    ],
    'no-useless-call': 2,
    'no-useless-computed-key': 2,
    'no-useless-constructor': 2,
    'no-useless-escape': 0,
    'no-whitespace-before-property': 2,
    'no-with': 2,
    'one-var': [
      2, {
        'initialized': 'never'
      }
    ],
    'operator-linebreak': [
      2,
      'after', {
        'overrides': {
          '?': 'before',
          ':': 'before'
        }
      }
    ],
    'padded-blocks': [
      2, 'never'
    ],
    'quotes': [
      2,
      'single', {
        'avoidEscape': true,
        'allowTemplateLiterals': true
      }
    ],
    'semi': [
      2, 'never'
    ],
    'semi-spacing': [
      2, {
        'before': false,
        'after': true
      }
    ],
    'space-before-blocks': [
      2, 'always'
    ],
    'space-before-function-paren': [
      2, 'never'
    ],
    'space-in-parens': [
      2, 'never'
    ],
    'space-infix-ops': 2,
    'space-unary-ops': [
      2, {
        'words': true,
        'nonwords': false
      }
    ],
    'spaced-comment': [
      2,
      'always', {
        'markers': [
          'global',
          'globals',
          'eslint',
          'eslint-disable',
          '*package',
          '!',
          ','
        ]
      }
    ],
    'template-curly-spacing': [
      2, 'never'
    ],
    'use-isnan': 2,
    'valid-typeof': 2,
    'wrap-iife': [
      2, 'any'
    ],
    'yield-star-spacing': [
      2, 'both'
    ],
    'yoda': [
      2, 'never'
    ],
    'prefer-const': 2,
    'no-debugger': process.env.NODE_ENV === 'production'
      ? 2
      : 0,
    'object-curly-spacing': [
      2,
      'always', {
        objectsInObjects: false
      }
    ],
    'array-bracket-spacing': [2, 'never']
  },
  parserOptions: {
    parser: "babel-eslint"
  }
}

如果用VueCli 3.x版本，也可以放在package.json里。