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#[derive(Peek, Parse, ToCursors, ToSpan, SemanticEq, Debug, Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
9#[cfg_attr(feature = "serde", derive(serde::Serialize), serde())]
10#[cfg_attr(feature = "visitable", derive(csskit_derives::Visitable), visit(self))]
11pub struct ContentFunction {
12	#[atom(CssAtomSet::Content)]
13	pub name: T![Function],
14	pub params: Option<ContentKeyword>,
15	pub close: T![')'],
16}
17
18#[derive(Parse, Peek, IntoCursor, ToCursors, Debug, Copy, Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
19#[cfg_attr(feature = "serde", derive(serde::Serialize), serde())]
20#[cfg_attr(feature = "visitable", derive(csskit_derives::Visitable), visit(skip))]
21pub enum ContentKeyword {
22	#[atom(CssAtomSet::Text)]
23	Text(T![Ident]),
24	#[atom(CssAtomSet::Before)]
25	Before(T![Ident]),
26	#[atom(CssAtomSet::After)]
27	After(T![Ident]),
28	#[atom(CssAtomSet::FirstLetter)]
29	FirstLetter(T![Ident]),
30	#[atom(CssAtomSet::Marker)]
31	Marker(T![Ident]),
32}
33
34#[cfg(test)]
35mod tests {
36	use super::*;
37	use crate::CssAtomSet;
38	use css_parse::{assert_parse, assert_parse_error};
39
40	#[test]
41	fn size_test() {
42		assert_eq!(std::mem::size_of::<ContentFunction>(), 40);
43		assert_eq!(std::mem::size_of::<ContentKeyword>(), 16);
44	}
45
46	#[test]
47	fn test_writes() {
48		assert_parse!(CssAtomSet::ATOMS, ContentFunction, "content(text)");
49		assert_parse!(CssAtomSet::ATOMS, ContentFunction, "content(before)");
50		assert_parse!(CssAtomSet::ATOMS, ContentFunction, "content()");
51	}
52
53	#[test]
54	fn test_errors() {
55		assert_parse_error!(CssAtomSet::ATOMS, ContentFunction, "content(text before)");
56	}
57}
css_ast/functions/content_function.rs

css_ast/functions/
content_function.rs
