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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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6
components/style/stylesheets/import_rule.rs
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@ -11,7 +11,7 @@ use media_queries::MediaList;
use shared_lock::{DeepCloneWithLock, DeepCloneParams, SharedRwLock, SharedRwLockReadGuard, ToCssWithGuard};
use std::fmt::{self, Write};
use str::CssStringWriter;
use style_traits::ToCss;
use style_traits::{CssWriter, ToCss};
use stylesheets::{StylesheetContents, StylesheetInDocument};
use values::specified::url::SpecifiedUrl;
@ -110,12 +110,12 @@ impl DeepCloneWithLock for ImportRule {
impl ToCssWithGuard for ImportRule {
fn to_css(&self, guard: &SharedRwLockReadGuard, dest: &mut CssStringWriter) -> fmt::Result {
dest.write_str("@import ")?;
self.url.to_css(dest)?;
self.url.to_css(&mut CssWriter::new(dest))?;
match self.stylesheet.media(guard) {
Some(media) if !media.is_empty() => {
dest.write_str(" ")?;
media.to_css(dest)?;
media.to_css(&mut CssWriter::new(dest))?;
}
_ => {},
};