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noUnknownMediaFeatureName

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Diagnostic Category: lint/correctness/noUnknownMediaFeatureName

Since: v1.8.0

Sources:

Disallow unknown media feature names.

This rule considers media feature names defined in the CSS Specifications, up to and including Editor’s Drafts, to be known. This rule also checks vendor-prefixed media feature names.

Data sources of known CSS media feature are:

@media screen and (unknown > 320px) {}
code-block.css:1:8 lint/correctness/noUnknownMediaFeatureName ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━

Don’t use unknown media feature names.

> 1 │ @media screen and (unknown > 320px) {}
^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2 │

Unexpected unknown media feature name.

You should use media feature names defined in the CSS Specifications.

@media only screen and (min-width: 320px) and (max-width: 480px) and (unknown: 150dpi) {}
code-block.css:1:8 lint/correctness/noUnknownMediaFeatureName ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━

Don’t use unknown media feature names.

> 1 │ @media only screen and (min-width: 320px) and (max-width: 480px) and (unknown: 150dpi) {}
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2 │

Unexpected unknown media feature name.

You should use media feature names defined in the CSS Specifications.

@media (not(unknown < 320px)) and (max-width > 640px) {}
code-block.css:1:8 lint/correctness/noUnknownMediaFeatureName ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━

Don’t use unknown media feature names.

> 1 │ @media (not(unknown < 320px)) and (max-width > 640px) {}
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2 │

Unexpected unknown media feature name.

You should use media feature names defined in the CSS Specifications.

@media (400px <= unknown <= 700px) {}
code-block.css:1:8 lint/correctness/noUnknownMediaFeatureName ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━

Don’t use unknown media feature names.

> 1 │ @media (400px <= unknown <= 700px) {}
^^^^^^^^^^^^^^^^^^^^^^^^^^^
2 │

Unexpected unknown media feature name.

You should use media feature names defined in the CSS Specifications.

@media screen and (width > 320px) {}
@media only screen and (min-width: 320px) and (max-width: 480px) and (resolution: 150dpi) {}
@media (not(min-width < 320px)) and (max-width > 640px) {}
@media (400px <= width <= 700px) {}
@media screen and (-webkit-width > 320px) {}