css_ast/functions/
symbols_function.rs

1use super::prelude::*;
2use crate::{CssAtomSet, types::Image};
3
4/// <https://drafts.csswg.org/css-counter-styles-3/#funcdef-symbols>
5///
6/// ```text,ignore
7/// symbols() = symbols( <symbols-type>? [ <string> | <image> ]+ )
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 SymbolsFunction<'a> {
15	#[atom(CssAtomSet::Symbols)]
16	pub name: T![Function],
17	pub params: SymbolsFunctionParams<'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#[cfg_attr(feature = "visitable", derive(csskit_derives::Visitable), visit(self))]
26#[derive(csskit_derives::NodeWithMetadata)]
27pub struct SymbolsFunctionParams<'a> {
28	pub symbols_type: Option<SymbolsType>,
29	pub symbols: Vec<'a, Symbol<'a>>,
30}
31
32/// <https://drafts.csswg.org/css-counter-styles-3/#typedef-symbols-type>
33///
34/// ```text,ignore
35/// <symbols-type> = cyclic | numeric | alphabetic | symbolic | fixed
36/// ```
37#[node]
38#[derive(Parse, Peek, ToCursors, ToSpan, SemanticEq, Debug, Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
39#[cfg_attr(feature = "serde", derive(serde::Serialize), serde())]
40#[cfg_attr(feature = "visitable", derive(csskit_derives::Visitable), visit(skip))]
41#[derive(csskit_derives::NodeWithMetadata)]
42pub enum SymbolsType {
43	#[atom(CssAtomSet::Cyclic)]
44	Cyclic(T![Ident]),
45	#[atom(CssAtomSet::Numeric)]
46	Numeric(T![Ident]),
47	#[atom(CssAtomSet::Alphabetic)]
48	Alphabetic(T![Ident]),
49	#[atom(CssAtomSet::Symbolic)]
50	Symbolic(T![Ident]),
51	#[atom(CssAtomSet::Fixed)]
52	Fixed(T![Ident]),
53}
54
55/// <https://drafts.csswg.org/css-counter-styles-3/#funcdef-symbols>
56///
57/// A single Symbol from the `<symbols()>` syntax
58///
59/// ```text,ignore
60/// <string> | <image>
61/// ```
62#[node]
63#[derive(Parse, Peek, ToCursors, ToSpan, SemanticEq, Debug, Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
64#[cfg_attr(feature = "serde", derive(serde::Serialize), serde())]
65#[cfg_attr(feature = "visitable", derive(csskit_derives::Visitable), visit(children))]
66#[derive(csskit_derives::NodeWithMetadata)]
67pub enum Symbol<'a> {
68	#[cfg_attr(feature = "visitable", visit(skip))]
69	String(T![String]),
70	Image(Image<'a>),
71}
72
73#[cfg(test)]
74mod tests {
75	use super::*;
76	use crate::CssAtomSet;
77	use css_parse::assert_parse;
78
79	#[test]
80	fn test_writes() {
81		assert_parse!(CssAtomSet::ATOMS, SymbolsFunction, "symbols(symbolic'+')");
82		assert_parse!(CssAtomSet::ATOMS, SymbolsFunction, "symbols(symbolic'*''†''‡')");
83	}
84}
css_ast/functions/symbols_function.rs

css_ast/functions/
symbols_function.rs
