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Change ToCss to take a CssWriter<W>

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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
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9
components/style/gecko/url.rs
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@ -12,9 +12,9 @@ use gecko_bindings::sugar::refptr::RefPtr;
use malloc_size_of::{MallocSizeOf, MallocSizeOfOps};
use parser::ParserContext;
use servo_arc::{Arc, RawOffsetArc};
use std::fmt;
use std::fmt::{self, Write};
use std::mem;
use style_traits::{ToCss, ParseError};
use style_traits::{CssWriter, ToCss, ParseError};
/// A specified url() value for gecko. Gecko does not eagerly resolve SpecifiedUrls.
#[derive(Clone, Debug, PartialEq)]
@ -136,7 +136,10 @@ impl SpecifiedUrl {
}
impl ToCss for SpecifiedUrl {
fn to_css<W>(&self, dest: &mut W) -> fmt::Result where W: fmt::Write {
fn to_css<W>(&self, dest: &mut CssWriter<W>) -> fmt::Result
where
W: Write,
{
dest.write_str("url(")?;
self.serialization.to_css(dest)?;
dest.write_str(")")