eslint-config-vue-vincent v1.0.1

该规则包基于esLint-plugin-vue Rules定制,默认继承strongly-recommended及Essential的规则，大部分规则格式都可以支持--fix

安装

npm install --save-dev @h3/eslint-config-vue

规则

vue/attribute-hyphenation

规则

"vue/attribute-hyphenation": ["error", "never", {
      "ignore": ['data-', 'aria-', 'slot-scope']
}]

介绍

除了 ignore 数组里面提供的字符串，其他属性必须以驼峰法来书写

Code Demo

<template>
  <!-- ✔ GOOD -->
  <MyComponent myProp="prop" />
  <MyComponent data-id="prop" />
  <MyComponent aria-role="button" />
  <MyComponent slot-scope="prop" />

  <!-- ✘ BAD -->
  <MyComponent my-prop="prop" />
</template>

vue/html-self-closing

规则

"vue/html-self-closing": ["error", {
  "html": {
    "void": "always",
    "normal": "never",
    "component": "always"
  },
  "svg": "always",
  "math": "always"
}]

介绍

原生标签无内容的需要单标签闭合，常规元素不闭合，

自定义组件无内容需要单标签闭合

Code Demo

// html
<template>
  <!-- ✓ GOOD -->
  <div />
  <img/>
  <MyComponent/>
  <svg><path d=""/></svg>

  <!-- ✗ BAD -->
  <div/>
  <img>
  <MyComponent></MyComponent>
  <svg><path d=""></path></svg>
</template>

vue/max-attributes-per-line

规则：

"vue/max-attributes-per-line": ["error", {
  "singleline": 3,
  "multiline": {
    "max": 1,
    "allowFirstLine": false
  }
}]

介绍

标签行最多同时存在三个属性，多出要换行，

换行后每行只允许存在一个属性，不允许并排

Code Demo

<template>
  <!-- ✓ GOOD -->
  <MyComponent lorem="1"/>
  <MyComponent
    lorem="1"
    ipsum="2"
  />
  <MyComponent
    lorem="1"
    ipsum="2"
    dolor="3"
  />

  <!-- ✗ BAD -->
  <MyComponent lorem="1" ipsum="2" a="3" faer="2342"/>
  <MyComponent
    lorem="1" ipsum="2"
  />
  <MyComponent
    lorem="1" ipsum="2"
    dolor="3"
  />
</template>

vue/no-multi-spaces

规则

"vue/no-multi-spaces": ["error", {
  "ignoreProperties": true
}]

介绍

多行不允许任意空格或者多个空格，属性除外

Code Demo

<template>
  <!-- ✓ GOOD -->
  <i
    :class="{
      'fa-angle-up'   : isExpanded,
      'fa-angle-down' : !isExpanded,
    }"
  />
</template>

require-default-prop

规则

"require-default-prop": "off"

介绍

关闭所有 props声明类型都需要定义默认值

Code Demo

<script>
export default {
  props: {
    /* ✓ GOOD */
    a: {
      type: Number,
      required: true
    },
    b: {
      type: Number,
      default: 0
    },
    c: {
      type: Number,
      default: 0,
      required: false
    },
    d: {
      type: Boolean, // Boolean is the only type that doesn't require default
    },

    /* ✗ BAD --- 关闭后可以了*/
    e: Number,
    f: [Number, String],
    g: [Boolean, Number],
    j: {
      type: Number
    },
    i: {
      type: Number,
      required: false
    }
  }
}
</script>

vue/attributes-order

规则

"vue/attributes-order": ["error", {
  "order": [
    "GLOBAL",
    "DEFINITION",
    "LIST_RENDERING",
    "CONDITIONALS",
    "RENDER_MODIFIERS",
    "UNIQUE",
    "TWO_WAY_BINDING",
    "OTHER_DIRECTIVES",
    "OTHER_ATTR",
    "CONTENT",
    "EVENTS"
  ]
}]

介绍

props在标签的先后顺序需要遵循格式

Code Demo

/<template>
  <!-- ✓ GOOD -->
  <div
    id="uniqueID"
    is="header"
    v-for="item in items"
    v-if="!visible"
    v-once
    ref="header"
    v-model="headerData"
    my-prop="prop"
    v-text="textContent"
    @click="functionCall"
    >
  </div>
  <div
    v-for="item in items"
    v-if="!visible"
    prop-one="prop"
    :prop-two="prop"
    prop-three="prop"
    @click="functionCall"
    v-text="textContent">
  </div>
  <div
    prop-one="prop"
    :prop-two="prop"
    prop-three="prop">
  </div>

  <!-- ✗ BAD -->
  <div
    ref="header"
    v-for="item in items"
    v-once
    id="uniqueID"
    v-model="headerData"
    my-prop="prop"
    v-if="!visible"
    is="header"
    @click="functionCall"
    v-text="textContent">
  </div>
</template>

vue/order-in-components

规则

"vue/order-in-components": ["error", {
  "order": [
    "el",
    "name",
    "parent",
    "functional",
    ["delimiters", "comments"],
    ["components", "directives", "filters"],
    "extends",
    "mixins",
    "inheritAttrs",
    "model",
    ["props", "propsData"],
    "fetch",
    "asyncData",
    "data",
    "computed",
    "watch",
    "LIFECYCLE_HOOKS",
    "methods",
    "head",
    ["template", "render"],
    "renderError"
  ]
}]

介绍

组件内的代码顺序需要按照规则

Code Demo

没有代码演示，自行脑补

vue/this-in-template

规则

"vue/this-in-template": ["error", "never"]

介绍

模板的值不允许出现 this

Code Demo

<template>
  <!-- ✓ GOOD -->
  <a :href="url">
    {{ text }}
  </a>

  <!-- ✗ BAD -->
  <a :href="this.url">
    {{ this.text }}
  </a>
</template>

vue/array-bracket-spacing

规则

"vue/array-bracket-spacing": "error"

介绍

数组或者数组解构的展示的值需要有空格

Code Demo

效果和 eslint 的对应规则一致,只是该规则对 Vue 的template也处理

vue/arrow-spacing

规则

"vue/arrow-spacing": "error"

介绍

箭头函数两端需要空格

Code Demo

效果和 eslint 的对应规则一致,只是该规则对 Vue 的template也处理

vue/block-spacing

规则

"vue/block-spacing": "error"

介绍

函数块需要有空格

Code Demo

效果和 eslint 的对应规则一致,只是该规则对 Vue 的template也处理

vue/component-name-in-template-casing

规则

"vue/component-name-in-template-casing": ["error", "kebab-case"]

介绍

注册的组件在template中必须kebad-case的风格展示

Code Demos

<template>
  <!-- ✓ GOOD -->
  <cool-component />

  <!-- ✗ BAD -->
  <CoolComponent />
  <coolComponent />
  <Cool-component />

  <!-- ignore -->
  <unregistered-component />
  <UnregisteredComponent />
</template>
<script>
export default {
  components: {
    CoolComponent
  }
}
</script>

vue/eqeqeq

规则

"vue/eqeqeq": "error"

介绍

模板中的必须使用全等(===)，不可以==

Code Demo

自行脑补

vue/key-spacing

规则

"vue/key-spacing": ['error', {
  align: {
    beforeColon: false,
    afterColon: true,
  },
}]

介绍

对象内的键值对基于冒号对齐，冒号左边紧跟，右边允许空格

Code Demo

规则和 eslint 的效果一样，只是这个作用于template

vue/object-curly-spacing

规则

"vue/object-curly-spacing": "error"

介绍

对对象的括号的调整

Code Demo

规则和 eslint 的效果一样，只是这个作用于template

vue/require-direct-export

规则

"vue/require-direct-export": "off"

介绍

在组件内遵循官方的写法，export default {}而非先保存，最后再导出。

关闭后就不限定只有这种写法

Code Demo

<script>
/* ✓ GOOD */
export default {
  name: 'ComponentA',
  data() {
    return {
      state: 1
    }
  }
}
</script>

/*  关闭后该写法也支持，ts 的 extend 也支持
<script>
const ComponentA = {
  name: 'ComponentA',
  data() {
    return {
      state: 1
    }
  }
}

export default ComponentA
</script>

vue/space-infix-ops

规则

"vue/space-infix-ops":"error"

介绍

运算符两边填充空格

Code Demo

规则和 eslint 的效果一样，只是这个作用于template

规则

vue/v-on-function-call

"vue/v-on-function-call": ["error", "never"]

介绍

绑定函数的时侯，无入参禁止使用()

Code Demo

<template>
  <!-- ✓ GOOD -->
  <button v-on:click="closeModal">
    Close
  </button>

  <!-- ✗ BAD -->
  <button v-on:click="closeModal()">
    Close
  </button>
</template>

vue/valid-v-slot

规则

"vue/valid-v-slot": "error"

介绍

校验v-slot是否遵循官方的标准写法

Code Demo

<template>
  <!-- ✓ GOOD -->
  <my-component v-slot="data">
    {{data}}
  </my-component>
  <my-component>
    <template v-slot:default>
      default
    </template>
    <template v-slot:one>
      one
    </template>
    <template v-slot:two>
      two
    </template>
  </my-component>

  <!-- ✗ BAD -->
  <div v-slot="data">
    {{data}}
  </div>
  <div>
    <template v-slot:one>
      one
    </template>
  </div>

  <my-component v-slot:one="data">
    {{data}}
  </my-component>
  <my-component v-slot="data">
    {{data}}
    <template v-slot:one>
      one
    </template>
  </my-component>

  <my-component v-slot:one v-slot:two>
    one and two
  </my-component>
  <my-component>
    <template v-slot:one>
      one 1
    </template>
    <template v-slot:one>
      one 2
    </template>
  </my-component>

  <my-component>
    <template v-slot:[data]="data">
      dynamic?
    </template>
  </my-component>

  <my-component v-slot.mod="data">
    {{data}}
  </my-component>

  <my-component v-slot>
    content
  </my-component>
</template>