css 0.0.22

A crate that uses the cssparser and selectors crates to provide a domain model for CSS Stylesheets. Intended to allow effective minification of CSS and CSS transformations such as autoprefixing and removal by other crates
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// This file is part of css. It is subject to the license terms in the COPYRIGHT file found in the top-level directory of this distribution and at https://raw.githubusercontent.com/lemonrock/css/master/COPYRIGHT. No part of predicator, including this file, may be copied, modified, propagated, or distributed except according to the terms contained in the COPYRIGHT file.
// Copyright © 2017 The developers of css. See the COPYRIGHT file in the top-level directory of this distribution and at https://raw.githubusercontent.com/lemonrock/css/master/COPYRIGHT.


/// https://drafts.csswg.org/mediaqueries/#mq-prefix
#[derive(Debug, Copy, Clone, Ord, PartialOrd, Eq, PartialEq, Hash)]
pub enum Qualifier
{
	/// Hide a media query from legacy UAs:
	/// https://drafts.csswg.org/mediaqueries/#mq-only
	Only,
	
	/// Negate a media query:
	/// https://drafts.csswg.org/mediaqueries/#mq-not
	Not,
}

impl ToCss for Qualifier
{
	fn to_css<W: fmt::Write>(&self, dest: &mut W) -> fmt::Result
	{
		use self::Qualifier::*;
		
		let ident = match *self
		{
			Only => "only",
			
			Not => "not",
		};
		
		dest.write_str(ident)
	}
}