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media-feature-name-no-unknown

禁止未知的媒体功能名称。

¥Disallow unknown media feature names.

@media (min-width: 700px) {}
/**     ↑

 * This media feature name */

此规则认为 CSS 规范中定义的媒体功能名称（直至并包括编辑草稿）是已知的。

¥This rule considers media feature names defined in the CSS Specifications, up to and including Editor's Drafts, to be known.

此规则忽略浏览器前缀的媒体功能名称。

¥This rule ignores vendor-prefixed media feature names.

选项​

¥Options

true​

{
  "media-feature-name-no-unknown": true
}

以下模式被视为问题：

¥The following patterns are considered problems:

@media screen and (unknown) {}
@media screen and (unknown: 10px) {}
@media screen and (unknown > 10px) {}

以下模式不被视为问题：

¥The following patterns are not considered problems:

@media all and (monochrome) {}
@media (min-width: 700px) {}
@media (MIN-WIDTH: 700px) {}
@media (min-width: 700px) and (orientation: landscape) {}
@media (-webkit-min-device-pixel-ratio: 2) {}

可选的辅助选项​

¥Optional secondary options

ignoreMediaFeatureNames​

{ "ignoreMediaFeatureNames": ["array", "of", "media-features", "/regex/"] }

鉴于：

¥Given:

{
  "media-feature-name-no-unknown": [
    true,
    { "ignoreMediaFeatureNames": ["/^my-/", "custom"] }
  ]
}

以下模式不被视为问题：

¥The following patterns are not considered problems:

@media screen and (my-media-feature-name) {}
@media screen and (custom: 10px) {}
@media screen and (100px < custom < 700px) {}
@media (min-width: 700px) and (custom: 10px) {}