css_ast 0.0.22

CSS Abstract Syntax Trees with visitable nodes and style value types.
Documentation 
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use super::prelude::*;

discrete_feature!(
	#[derive(ToCursors, ToSpan, SemanticEq, Debug, Copy, Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
	#[cfg_attr(feature = "serde", derive(serde::Serialize), serde())]
	#[cfg_attr(feature = "visitable", derive(csskit_derives::Visitable), visit(self))]
#[derive(csskit_derives::NodeWithMetadata)]
	pub enum PrefersReducedDataMediaFeature{CssAtomSet::PrefersReducedData, PrefersReducedDataMediaFeatureKeyword}
);

#[derive(Parse, Peek, ToCursors, ToSpan, SemanticEq, Debug, Copy, Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
#[cfg_attr(feature = "serde", derive(serde::Serialize), serde())]
pub enum PrefersReducedDataMediaFeatureKeyword {
	#[atom(CssAtomSet::NoPreference)]
	NoPreference(T![Ident]),
	#[atom(CssAtomSet::Reduce)]
	Reduce(T![Ident]),
}

#[cfg(test)]
mod tests {
	use super::*;
	use crate::CssAtomSet;
	use css_parse::{assert_parse, assert_parse_error};

	#[test]
	fn size_test() {
		assert_eq!(std::mem::size_of::<PrefersReducedDataMediaFeature>(), 64);
	}

	#[test]
	fn test_writes() {
		assert_parse!(CssAtomSet::ATOMS, PrefersReducedDataMediaFeature, "(prefers-reduced-data)");
		assert_parse!(CssAtomSet::ATOMS, PrefersReducedDataMediaFeature, "(prefers-reduced-data:no-preference)");
		assert_parse!(CssAtomSet::ATOMS, PrefersReducedDataMediaFeature, "(prefers-reduced-data:reduce)");
	}

	#[test]
	fn test_errors() {
		assert_parse_error!(CssAtomSet::ATOMS, PrefersReducedDataMediaFeature, "(prefers-reduced-data:)");
		assert_parse_error!(CssAtomSet::ATOMS, PrefersReducedDataMediaFeature, "(prefers-reduced-data: reduced)");
	}
}