css_ast/units/
flex.rs

1use super::prelude::*;
2
3// https://www.w3.org/TR/css-grid-2/#typedef-flex
4#[derive(IntoCursor, Parse, Peek, ToCursors, Debug, Copy, Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
5#[cfg_attr(feature = "serde", derive(serde::Serialize), serde())]
6#[cfg_attr(feature = "visitable", derive(csskit_derives::Visitable), visit(self))]
7#[derive(csskit_derives::NodeWithMetadata)]
8#[metadata(node_kinds = Dimension)]
9pub struct Flex(#[atom(CssAtomSet::Fr)] T![Dimension]);
10
11impl From<Flex> for f32 {
12	fn from(value: Flex) -> Self {
13		value.0.into()
14	}
15}
16
17impl ToNumberValue for Flex {
18	fn to_number_value(&self) -> Option<f32> {
19		Some(self.0.into())
20	}
21}
22
23#[cfg(test)]
24mod tests {
25	use super::*;
26	use crate::CssAtomSet;
27	use css_parse::assert_parse;
28
29	#[test]
30	fn size_test() {
31		assert_eq!(std::mem::size_of::<Flex>(), 12);
32	}
33
34	#[test]
35	fn test_writes() {
36		assert_parse!(CssAtomSet::ATOMS, Flex, "1fr");
37	}
38}