css_ast/rules/media/features/
prefers_contrast.rs

1use super::prelude::*;
2
3discrete_feature!(
4	#[node]
5	#[derive(ToCursors, ToSpan, SemanticEq, Debug, Copy, Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
6	#[cfg_attr(feature = "serde", derive(serde::Serialize), serde())]
7	#[derive(csskit_derives::FeatureMetadata)]
8	#[feature_metadata(CssAtomSet::PrefersContrast)]
9	#[cfg_attr(feature = "visitable", derive(csskit_derives::Visitable), visit(self))]
10#[derive(csskit_derives::NodeWithMetadata)]
11	pub enum PrefersContrastMediaFeature{CssAtomSet::PrefersContrast, PrefersContrastMediaFeatureKeyword}
12);
13
14#[node]
15#[derive(Parse, Peek, ToCursors, ToSpan, SemanticEq, Debug, Copy, Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
16#[cfg_attr(feature = "serde", derive(serde::Serialize), serde())]
17#[derive(csskit_derives::NodeWithMetadata)]
18pub enum PrefersContrastMediaFeatureKeyword {
19	#[atom(CssAtomSet::NoPreference)]
20	NoPreference(T![Ident]),
21	#[atom(CssAtomSet::Less)]
22	Less(T![Ident]),
23	#[atom(CssAtomSet::More)]
24	More(T![Ident]),
25	#[atom(CssAtomSet::Custom)]
26	Custom(T![Ident]),
27}
28
29#[cfg(test)]
30mod tests {
31	use super::*;
32	use crate::CssAtomSet;
33	use css_parse::{assert_parse, assert_parse_error};
34
35	#[test]
36	fn test_writes() {
37		assert_parse!(CssAtomSet::ATOMS, PrefersContrastMediaFeature, "(prefers-contrast)");
38		assert_parse!(CssAtomSet::ATOMS, PrefersContrastMediaFeature, "(prefers-contrast:no-preference)");
39		assert_parse!(CssAtomSet::ATOMS, PrefersContrastMediaFeature, "(prefers-contrast:less)");
40		assert_parse!(CssAtomSet::ATOMS, PrefersContrastMediaFeature, "(prefers-contrast:more)");
41		assert_parse!(CssAtomSet::ATOMS, PrefersContrastMediaFeature, "(prefers-contrast:custom)");
42	}
43
44	#[test]
45	fn test_errors() {
46		assert_parse_error!(CssAtomSet::ATOMS, PrefersContrastMediaFeature, "(prefers-contrast:)");
47		assert_parse_error!(CssAtomSet::ATOMS, PrefersContrastMediaFeature, "(prefers-contrast: no-pref)");
48	}
49}
css_ast/rules/media/features/prefers_contrast.rs

css_ast/rules/media/features/
prefers_contrast.rs
