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css_ast/units/
number.rs

1use super::prelude::*;
2use crate::Percentage;
3
4#[node]
5#[derive(
6	Parse, Peek, ToCursors, IntoCursor, ToSpan, SemanticEq, Debug, Copy, Clone, PartialEq, Eq, PartialOrd, Ord, Hash,
7)]
8#[cfg_attr(feature = "serde", derive(serde::Serialize), serde())]
9#[derive(csskit_derives::NodeWithMetadata)]
10pub enum NumberOrInfinity {
11	Number(T![Number]),
12	#[atom(CssAtomSet::Infinity)]
13	Infinity(T![Ident]),
14	#[atom(CssAtomSet::_NegInfinity)]
15	NegInfinity(T![Ident]),
16}
17
18#[node]
19#[derive(
20	Parse, Peek, ToCursors, IntoCursor, ToSpan, SemanticEq, Debug, Copy, Clone, PartialEq, Eq, PartialOrd, Ord, Hash,
21)]
22#[cfg_attr(feature = "serde", derive(serde::Serialize), serde())]
23#[derive(csskit_derives::NodeWithMetadata)]
24pub enum NumberOrPercentage {
25	Number(T![Number]),
26	Percentage(Percentage),
27}
28
29impl From<NumberOrPercentage> for f32 {
30	fn from(val: NumberOrPercentage) -> Self {
31		match val {
32			NumberOrPercentage::Number(f) => f.into(),
33			NumberOrPercentage::Percentage(f) => f.into(),
34		}
35	}
36}
37
38#[cfg(test)]
39mod tests {
40	use super::*;
41	use crate::CssAtomSet;
42	use css_parse::assert_parse;
43
44	#[test]
45	fn test_writes() {
46		assert_parse!(CssAtomSet::ATOMS, NumberOrInfinity, "10000000");
47		assert_parse!(CssAtomSet::ATOMS, NumberOrInfinity, "infinity");
48		assert_parse!(CssAtomSet::ATOMS, NumberOrInfinity, "-infinity");
49	}
50}