css_ast/functions/
content_function.rs

1use super::prelude::*;
2
3/// <https://drafts.csswg.org/css-content-3/#funcdef-content>
4///
5/// ```text,ignore
6/// content() = content( [ text | before | after | first-letter | marker ]? )
7/// ```
8#[node]
9#[derive(Peek, Parse, ToCursors, ToSpan, 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(self))]
12#[derive(csskit_derives::NodeWithMetadata)]
13pub struct ContentFunction {
14	#[atom(CssAtomSet::Content)]
15	pub name: T![Function],
16	pub params: Option<ContentKeyword>,
17	#[semantic_eq(skip)]
18	pub close: T![')'],
19}
20
21#[node]
22#[derive(
23	Parse, Peek, IntoCursor, ToSpan, SemanticEq, ToCursors, Debug, Copy, Clone, PartialEq, Eq, PartialOrd, Ord, Hash,
24)]
25#[cfg_attr(feature = "serde", derive(serde::Serialize), serde())]
26#[cfg_attr(feature = "visitable", derive(csskit_derives::Visitable), visit(skip))]
27#[derive(csskit_derives::NodeWithMetadata)]
28pub enum ContentKeyword {
29	#[atom(CssAtomSet::Text)]
30	Text(T![Ident]),
31	#[atom(CssAtomSet::Before)]
32	Before(T![Ident]),
33	#[atom(CssAtomSet::After)]
34	After(T![Ident]),
35	#[atom(CssAtomSet::FirstLetter)]
36	FirstLetter(T![Ident]),
37	#[atom(CssAtomSet::Marker)]
38	Marker(T![Ident]),
39}
40
41#[cfg(test)]
42mod tests {
43	use super::*;
44	use crate::CssAtomSet;
45	use css_parse::{assert_parse, assert_parse_error};
46
47	#[test]
48	fn test_writes() {
49		assert_parse!(CssAtomSet::ATOMS, ContentFunction, "content(text)");
50		assert_parse!(CssAtomSet::ATOMS, ContentFunction, "content(before)");
51		assert_parse!(CssAtomSet::ATOMS, ContentFunction, "content()");
52	}
53
54	#[test]
55	fn test_errors() {
56		assert_parse_error!(CssAtomSet::ATOMS, ContentFunction, "content(text before)");
57	}
58}
css_ast/functions/content_function.rs

css_ast/functions/
content_function.rs
