Change ToCss to take a CssWriter<W>

This more concrete wrapper type can write a prefix the very first time something
is written to it. This allows removing plenty of useless monomorphisations caused
by the former W/SequenceWriter<W> pair of types.
This commit is contained in:
Anthony Ramine 2018-01-22 19:58:01 +01:00
parent 3672856efa
commit cd8f96cc9e
89 changed files with 873 additions and 533 deletions

View file

@ -4,8 +4,8 @@
//! Generic types for CSS values related to effects.
use std::fmt;
use style_traits::values::{SequenceWriter, ToCss};
use std::fmt::{self, Write};
use style_traits::values::{CssWriter, SequenceWriter, ToCss};
#[cfg(feature = "gecko")]
use values::specified::url::SpecifiedUrl;
@ -88,9 +88,9 @@ where
BlurShapeLength: ToCss,
ShapeLength: ToCss,
{
fn to_css<W>(&self, dest: &mut W) -> fmt::Result
fn to_css<W>(&self, dest: &mut CssWriter<W>) -> fmt::Result
where
W: fmt::Write,
W: Write,
{
{
let mut writer = SequenceWriter::new(&mut *dest, " ");