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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at https://mozilla.org/MPL/2.0/. */
use serde::{Deserialize, Deserializer, Serialize, Serializer};
macro_rules! unreachable_serializable {
($name:ident) => {
impl<T> Serialize for $name<T> {
fn serialize<S: Serializer>(&self, _: S) -> Result<S::Ok, S::Error> {
unreachable!();
}
}
impl<'a, T> Deserialize<'a> for $name<T> {
fn deserialize<D>(_: D) -> Result<$name<T>, D::Error>
where
D: Deserializer<'a>,
{
unreachable!();
}
}
};
}
pub struct WebGLSender<T>(crossbeam_channel::Sender<T>);
pub struct WebGLReceiver<T>(crossbeam_channel::Receiver<T>);
impl<T> Clone for WebGLSender<T> {
fn clone(&self) -> Self {
WebGLSender(self.0.clone())
}
}
impl<T> WebGLSender<T> {
#[inline]
pub fn send(&self, data: T) -> Result<(), crossbeam_channel::SendError<T>> {
self.0.send(data)
}
}
impl<T> WebGLReceiver<T> {
#[inline]
pub fn recv(&self) -> Result<T, crossbeam_channel::RecvError> {
self.0.recv()
}
#[inline]
pub fn try_recv(&self) -> Result<T, crossbeam_channel::TryRecvError> {
self.0.try_recv()
}
pub fn into_inner(self) -> crossbeam_channel::Receiver<T> {
self.0
}
}
pub fn webgl_channel<T>() -> Result<(WebGLSender<T>, WebGLReceiver<T>), ()> {
let (sender, receiver) = crossbeam_channel::unbounded();
Ok((WebGLSender(sender), WebGLReceiver(receiver)))
}
unreachable_serializable!(WebGLReceiver);
unreachable_serializable!(WebGLSender);
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