css_ast/selector/
combinator.rs

1use super::prelude::*;
2
3/// <https://drafts.csswg.org/selectors/#combinators>
4#[node]
5#[derive(Peek, Parse, ToSpan, ToCursors, SemanticEq, Debug, Copy, Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
6#[cfg_attr(feature = "serde", derive(serde::Serialize), serde())]
7#[cfg_attr(feature = "visitable", derive(csskit_derives::Visitable), visit(self))]
8#[derive(csskit_derives::NodeWithMetadata)]
9pub enum Combinator {
10	Child(#[semantic_eq(skip)] T![>]),
11	NextSibling(#[semantic_eq(skip)] T![+]),
12	SubsequentSibling(#[semantic_eq(skip)] T![~]),
13	Column(#[semantic_eq(skip)] T![||]),
14	Nesting(#[semantic_eq(skip)] T![&]),
15	Descendant(T![' ']),
16}
17
18#[cfg(test)]
19mod tests {
20	use super::*;
21	use crate::CssAtomSet;
22	use css_parse::assert_parse;
23
24	#[test]
25	fn test_writes() {
26		assert_parse!(CssAtomSet::ATOMS, Combinator, ">");
27		assert_parse!(CssAtomSet::ATOMS, Combinator, "+");
28		assert_parse!(CssAtomSet::ATOMS, Combinator, "~");
29		assert_parse!(CssAtomSet::ATOMS, Combinator, "&");
30		// Descendent combinator
31		assert_parse!(CssAtomSet::ATOMS, Combinator, "     ");
32		assert_parse!(CssAtomSet::ATOMS, Combinator, "     ");
33		assert_parse!(CssAtomSet::ATOMS, Combinator, "  /**/   /**/   /**/ ");
34		// Column
35		assert_parse!(CssAtomSet::ATOMS, Combinator, "||");
36	}
37}
css_ast/selector/combinator.rs

css_ast/selector/
combinator.rs
