css_ast/functions/
leader_function.rs

1use super::prelude::*;
2
3/// <https://drafts.csswg.org/css-content-3/#leader-function>
4///
5/// ```text,ignore
6/// leader() = leader( <leader-type> )
7/// <leader-type> = dotted | solid | space | <string>
8/// ```
9#[derive(Parse, Peek, 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 LeaderFunction {
14	#[atom(CssAtomSet::Leader)]
15	pub name: T![Function],
16	pub params: LeaderType,
17	pub close: T![')'],
18}
19
20// https://drafts.csswg.org/css-content-3/#typedef-leader-type
21// <leader-type> = dotted | solid | space | <string>
22#[derive(Parse, Peek, IntoCursor, ToCursors, Debug, Copy, Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
23#[cfg_attr(feature = "serde", derive(serde::Serialize), serde())]
24pub enum LeaderType {
25	#[atom(CssAtomSet::Dotted)]
26	Dotted(T![Ident]),
27	#[atom(CssAtomSet::Solid)]
28	Solid(T![Ident]),
29	#[atom(CssAtomSet::Space)]
30	Space(T![Ident]),
31	String(T![String]),
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::<LeaderFunction>(), 40);
43		assert_eq!(std::mem::size_of::<LeaderType>(), 16);
44	}
45
46	#[test]
47	fn test_writes() {
48		assert_parse!(CssAtomSet::ATOMS, LeaderType, "dotted");
49		assert_parse!(CssAtomSet::ATOMS, LeaderType, "'.'");
50		assert_parse!(CssAtomSet::ATOMS, LeaderType, "'abc'");
51		assert_parse!(CssAtomSet::ATOMS, LeaderFunction, "leader(dotted)");
52		assert_parse!(CssAtomSet::ATOMS, LeaderFunction, "leader('.')");
53	}
54
55	#[test]
56	fn test_errors() {
57		assert_parse_error!(CssAtomSet::ATOMS, LeaderType, "foo");
58		assert_parse_error!(CssAtomSet::ATOMS, LeaderFunction, "leader(foo)");
59	}
60}
css_ast/functions/leader_function.rs

css_ast/functions/
leader_function.rs
