css_ast/functions/
param_function.rs

1use super::prelude::*;
2use css_parse::ComponentValues;
3
4/// <https://drafts.csswg.org/css-link-params-1/#funcdef-param>
5///
6/// ```text,ignore
7/// <param()> = param( <dashed-ident> , <declaration-value>? )
8/// ```
9#[node]
10#[derive(Parse, Peek, ToCursors, ToSpan, SemanticEq, Debug, Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
11#[cfg_attr(feature = "serde", derive(serde::Serialize), serde())]
12#[cfg_attr(feature = "visitable", derive(csskit_derives::Visitable), visit(self))]
13#[derive(csskit_derives::NodeWithMetadata)]
14pub struct ParamFunction<'a> {
15	#[atom(CssAtomSet::Param)]
16	pub name: T![Function],
17	pub params: ParamFunctionParams<'a>,
18	#[semantic_eq(skip)]
19	pub close: T![')'],
20}
21
22#[node]
23#[derive(Parse, Peek, ToCursors, ToSpan, SemanticEq, Debug, Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
24#[cfg_attr(feature = "serde", derive(serde::Serialize), serde())]
25#[derive(csskit_derives::NodeWithMetadata)]
26pub struct ParamFunctionParams<'a> {
27	pub ident: T![DashedIdent],
28	#[semantic_eq(skip)]
29	pub comma: T![,],
30	pub value: Option<ComponentValues<'a>>,
31}
32
33#[cfg(test)]
34mod tests {
35	use super::*;
36	use crate::CssAtomSet;
37	use css_parse::assert_parse;
38
39	#[test]
40	fn test_writes() {
41		assert_parse!(CssAtomSet::ATOMS, ParamFunction, "param(--foo,12px)");
42		assert_parse!(CssAtomSet::ATOMS, ParamFunction, "param(--foo,var(--bar))");
43	}
44}
css_ast/functions/param_function.rs

css_ast/functions/
param_function.rs
