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Add an ArcRefCell<T>
type
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2 changed files with 59 additions and 0 deletions
58
components/layout_2020/cell.rs
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58
components/layout_2020/cell.rs
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@ -0,0 +1,58 @@
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at https://mozilla.org/MPL/2.0/. */
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use atomic_refcell::AtomicRefCell;
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use serde::{Serialize, Serializer};
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use servo_arc::Arc;
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use std::fmt;
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use std::ops::Deref;
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pub(crate) struct ArcRefCell<T> {
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value: Arc<AtomicRefCell<T>>,
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}
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impl<T> ArcRefCell<T> {
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pub fn new(value: T) -> Self {
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Self {
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value: Arc::new(AtomicRefCell::new(value)),
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}
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}
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}
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impl<T> Clone for ArcRefCell<T> {
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fn clone(&self) -> Self {
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Self {
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value: self.value.clone(),
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}
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}
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}
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impl<T> Deref for ArcRefCell<T> {
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type Target = AtomicRefCell<T>;
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fn deref(&self) -> &Self::Target {
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&self.value
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}
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}
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impl<T> fmt::Debug for ArcRefCell<T>
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where
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T: fmt::Debug,
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{
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fn fmt(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
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self.value.fmt(formatter)
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}
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}
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impl<T> Serialize for ArcRefCell<T>
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where
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T: Serialize,
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{
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fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
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where
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S: Serializer,
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{
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self.borrow().serialize(serializer)
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}
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}
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@ -11,6 +11,7 @@ extern crate log;
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#[macro_use]
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extern crate serde;
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mod cell;
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pub mod context;
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pub mod data;
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pub mod display_list;
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