css_ast/functions/
fade_function.rs

1use super::prelude::*;
2use crate::{CalcableValue, LengthPercentage};
3
4/// <https://drafts.csswg.org/css-overflow-4/#funcdef-text-overflow-fade>
5///
6/// ```text
7/// <fade()> = fade( <length-percentage> )
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 FadeFunction<'a> {
15	#[atom(CssAtomSet::Fade)]
16	pub name: T![Function],
17	pub params: CalcableValue<'a, LengthPercentage>,
18	#[semantic_eq(skip)]
19	pub close: T![')'],
20}
21
22#[cfg(test)]
23mod tests {
24	use super::*;
25	use crate::CssAtomSet;
26	use css_parse::{assert_parse, assert_parse_error};
27
28	#[test]
29	fn test_writes() {
30		assert_parse!(CssAtomSet::ATOMS, FadeFunction, "fade(1px)");
31		assert_parse!(CssAtomSet::ATOMS, FadeFunction, "fade(10%)");
32		assert_parse!(CssAtomSet::ATOMS, FadeFunction, "fade(var(--x))");
33		assert_parse!(CssAtomSet::ATOMS, FadeFunction, "fade(calc(100% - 20px))");
34	}
35
36	#[test]
37	fn test_errors() {
38		assert_parse_error!(CssAtomSet::ATOMS, FadeFunction, "fade()");
39		assert_parse_error!(CssAtomSet::ATOMS, FadeFunction, "fade(red)");
40	}
41}
css_ast/functions/fade_function.rs

css_ast/functions/
fade_function.rs
