diffdown.com
Diffdown is a real-time collaborative Markdown editor/previewer built on the AT Protocol
diffdown.com
1<!-- NOTE: README.md is generated from src/README.md -->
2
3# @codemirror/lang-css [](https://www.npmjs.org/package/@codemirror/lang-css)
4
5[ [**WEBSITE**](https://codemirror.net/) | [**ISSUES**](https://github.com/codemirror/dev/issues) | [**FORUM**](https://discuss.codemirror.net/c/next/) | [**CHANGELOG**](https://github.com/codemirror/lang-css/blob/main/CHANGELOG.md) ]
6
7This package implements CSS language support for the
8[CodeMirror](https://codemirror.net/) code editor.
9
10The [project page](https://codemirror.net/) has more information, a
11number of [examples](https://codemirror.net/examples/) and the
12[documentation](https://codemirror.net/docs/).
13
14This code is released under an
15[MIT license](https://github.com/codemirror/lang-css/tree/main/LICENSE).
16
17We aim to be an inclusive, welcoming community. To make that explicit,
18we have a [code of
19conduct](http://contributor-covenant.org/version/1/1/0/) that applies
20to communication around the project.
21
22## API Reference
23
24<dl>
25<dt id="user-content-css">
26 <code><strong><a href="#user-content-css">css</a></strong>() → <a href="https://codemirror.net/docs/ref#language.LanguageSupport">LanguageSupport</a></code></dt>
27
28<dd><p>Language support for CSS.</p>
29</dd>
30<dt id="user-content-csslanguage">
31 <code><strong><a href="#user-content-csslanguage">cssLanguage</a></strong>: <a href="https://codemirror.net/docs/ref#language.LRLanguage">LRLanguage</a></code></dt>
32
33<dd><p>A language provider based on the <a href="https://github.com/lezer-parser/css">Lezer CSS
34parser</a>, extended with
35highlighting and indentation information.</p>
36</dd>
37<dt id="user-content-csscompletionsource">
38 <code><strong><a href="#user-content-csscompletionsource">cssCompletionSource</a></strong>: <a href="https://codemirror.net/docs/ref#autocomplete.CompletionSource">CompletionSource</a></code></dt>
39
40<dd><p>CSS property, variable, and value keyword completion source.</p>
41</dd>
42<dt id="user-content-definecsscompletionsource">
43 <code><strong><a href="#user-content-definecsscompletionsource">defineCSSCompletionSource</a></strong>(<a id="user-content-definecsscompletionsource^isvariable" href="#user-content-definecsscompletionsource^isvariable">isVariable</a>: fn(<a id="user-content-definecsscompletionsource^isvariable^node" href="#user-content-definecsscompletionsource^isvariable^node">node</a>: <a href="https://lezer.codemirror.net/docs/ref/#common.SyntaxNodeRef">SyntaxNodeRef</a>) → <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Boolean">boolean</a>) → <a href="https://codemirror.net/docs/ref#autocomplete.CompletionSource">CompletionSource</a></code></dt>
44
45<dd><p>Create a completion source for a CSS dialect, providing a
46predicate for determining what kind of syntax node can act as a
47completable variable. This is used by language modes like Sass and
48Less to reuse this package's completion logic.</p>
49</dd>
50</dl>