css_ast/rules/
namespace.rs

1use super::prelude::*;
2use crate::StringOrUrl;
3
4/// <https://drafts.csswg.org/css-namespaces/#at-ruledef-namespace>
5///
6/// ```text,ignore
7/// <namespace-prefix>? [ <string> | <url> ] ;
8/// ```
9#[derive(Peek, Parse, ToSpan, ToCursors, SemanticEq, Debug, Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
10#[cfg_attr(feature = "serde", derive(serde::Serialize), serde())]
11#[cfg_attr(feature = "visitable", derive(csskit_derives::Visitable), visit)]
12#[cfg_attr(feature = "css_feature_data", derive(::csskit_derives::ToCSSFeature), css_feature("css.at-rules.page"))]
13#[derive(csskit_derives::NodeWithMetadata)]
14#[metadata(node_kinds = AtRule, used_at_rules = Namespace)]
15pub struct NamespaceRule {
16	#[cfg_attr(feature = "visitable", visit(skip))]
17	#[atom(CssAtomSet::Namespace)]
18	pub name: T![AtKeyword],
19	pub prefix: Option<T![Ident]>,
20	pub resource: StringOrUrl,
21	#[cfg_attr(feature = "visitable", visit(skip))]
22	pub semicolon: Option<T![;]>,
23}
24
25#[cfg(test)]
26mod tests {
27	use super::*;
28	use css_parse::assert_parse;
29
30	#[test]
31	fn size_test() {
32		assert_eq!(std::mem::size_of::<NamespaceRule>(), 84);
33	}
34
35	#[test]
36	fn test_writes() {
37		assert_parse!(CssAtomSet::ATOMS, NamespaceRule, "@namespace html 'http://www.w3.org/1999/xhtml';");
38		assert_parse!(
39			CssAtomSet::ATOMS,
40			NamespaceRule,
41			"@namespace xul url(\"http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul\");"
42		);
43	}
44}
css_ast/rules/namespace.rs

css_ast/rules/
namespace.rs
