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Derive ToCss for MediaList

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This uncovered the fancy snowflake `use fmt::Write` in the impl of ToCss
for NonTSPseudoClass.
This commit is contained in:
Anthony Ramine 2018-03-04 23:25:40 +01:00
parent fb8b6fc0a5
commit 31036d6510
3 changed files with 3 additions and 39 deletions
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27
components/style/lib.rs
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@ -133,9 +133,6 @@ pub mod traversal_flags;
#[allow(non_camel_case_types)]
pub mod values;
use std::fmt::{self, Write};
use style_traits::{CssWriter, ToCss};
#[cfg(feature = "gecko")] pub use gecko_string_cache as string_cache;
#[cfg(feature = "gecko")] pub use gecko_string_cache::Atom;
#[cfg(feature = "gecko")] pub use gecko_string_cache::Namespace;
@ -181,30 +178,6 @@ macro_rules! reexport_computed_values {
}
longhand_properties_idents!(reexport_computed_values);
/// Serializes as CSS a comma-separated list of any `T` that supports being
/// serialized as CSS.
pub fn serialize_comma_separated_list<W, T>(
dest: &mut CssWriter<W>,
list: &[T],
) -> fmt::Result
where
W: Write,
T: ToCss,
{
if list.is_empty() {
return Ok(());
}
list[0].to_css(dest)?;
for item in list.iter().skip(1) {
dest.write_str(", ")?;
item.to_css(dest)?;
}
Ok(())
}
#[cfg(feature = "gecko")] use gecko_string_cache::WeakAtom;
#[cfg(feature = "servo")] use servo_atoms::Atom as WeakAtom;