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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/gecko/media_queries.rs
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@ -24,7 +24,7 @@ use std::fmt::{self, Write};
use std::sync::atomic::{AtomicBool, AtomicIsize, AtomicUsize, Ordering};
use str::starts_with_ignore_ascii_case;
use string_cache::Atom;
use style_traits::{CSSPixel, DevicePixel};
use style_traits::{CSSPixel, CssWriter, DevicePixel};
use style_traits::{ToCss, ParseError, StyleParseErrorKind};
use style_traits::viewport::ViewportConstraints;
use stylesheets::Origin;
@ -236,7 +236,7 @@ pub struct Expression {
}
impl ToCss for Expression {
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,
{
dest.write_str("(")?;
@ -408,7 +408,7 @@ impl MediaExpressionValue {
}
impl MediaExpressionValue {
fn to_css<W>(&self, dest: &mut W, for_expr: &Expression) -> fmt::Result
fn to_css<W>(&self, dest: &mut CssWriter<W>, for_expr: &Expression) -> fmt::Result
where W: fmt::Write,
{
match *self {