noUnknownPseudoElement

摘要

¥Summary

规则生效日期：v1.8.0

¥Rule available since: v1.8.0
诊断类别：lint/correctness/noUnknownPseudoElement

¥Diagnostic Category: lint/correctness/noUnknownPseudoElement
此规则为推荐规则，默认启用。

¥This rule is recommended, which means is enabled by default.
此规则没有修复方案。

¥This rule doesn’t have a fix.
此规则的默认严重级别为 error。

¥The default severity of this rule is error.
来源：

¥Sources:
- 与 selector-pseudo-element-no-unknown 相同
  
  ¥Same as selector-pseudo-element-no-unknown

如何配置

¥How to configure

1
{
2
  "linter": {
3
    "rules": {
4
      "correctness": {
5
        "noUnknownPseudoElement": "error"
6
      }
7
    }
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  }
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}

描述

¥Description

禁止未知的伪元素选择器。

¥Disallow unknown pseudo-element selectors.

有关已知 CSS 伪元素的详细信息，请参阅 MDN web 文档。

¥For details on known CSS pseudo-elements, see the MDN web docs.

此规则忽略供应商前缀的伪元素选择器。

¥This rule ignores vendor-prefixed pseudo-element selectors.

示例

¥Examples

无效

¥Invalid

1
a::pseudo {}

code-block.css:1:4 lint/correctness/noUnknownPseudoElement ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━

  ✖ Unexpected unknown pseudo-elements: pseudo
  
  > 1 │ a::pseudo {}
      │    ^^^^^^
    2 │ 
  
  ℹ See MDN web docs for more details.
  
  ℹ Use a known pseudo-elements instead, such as:
  
  - after
  - backdrop
  - before
  - etc.

1
a::PSEUDO {}

code-block.css:1:4 lint/correctness/noUnknownPseudoElement ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━

  ✖ Unexpected unknown pseudo-elements: PSEUDO
  
  > 1 │ a::PSEUDO {}
      │    ^^^^^^
    2 │ 
  
  ℹ See MDN web docs for more details.
  
  ℹ Use a known pseudo-elements instead, such as:
  
  - after
  - backdrop
  - before
  - etc.

1
a::element {}

code-block.css:1:4 lint/correctness/noUnknownPseudoElement ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━

  ✖ Unexpected unknown pseudo-elements: element
  
  > 1 │ a::element {}
      │    ^^^^^^^
    2 │ 
  
  ℹ See MDN web docs for more details.
  
  ℹ Use a known pseudo-elements instead, such as:
  
  - after
  - backdrop
  - before
  - etc.

有效

¥Valid

1
a:before {}

1
a::before {}

1
::selection {}

1
input::-moz-placeholder {}

noUnknownPseudoElement

摘要

如何配置

描述

示例

无效

有效

相关链接