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Introduce TaskOnce

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Having both TaskBox and TaskOnce allows us to remove the superfluous inner boxing
from CancellableTask<T>.
This commit is contained in:
Anthony Ramine 2017-09-20 10:37:09 +02:00
parent 52527d6f9d
commit 6c9fb5ae7a
26 changed files with 144 additions and 124 deletions
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12
components/script/task_source/mod.rs
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@ -11,21 +11,21 @@ pub mod user_interaction;
use dom::globalscope::GlobalScope;
use std::result::Result;
use task::{TaskBox, TaskCanceller};
use task::{TaskCanceller, TaskOnce};
pub trait TaskSource {
fn queue_with_canceller<T>(
&self,
msg: Box<T>,
task: T,
canceller: &TaskCanceller,
) -> Result<(), ()>
where
T: TaskBox + 'static;
T: TaskOnce + 'static;
fn queue<T>(&self, msg: Box<T>, global: &GlobalScope) -> Result<(), ()>
fn queue<T>(&self, task: T, global: &GlobalScope) -> Result<(), ()>
where
T: TaskBox + 'static,
T: TaskOnce + 'static,
{
self.queue_with_canceller(msg, &global.task_canceller())
self.queue_with_canceller(task, &global.task_canceller())
}
}