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Use ThreadPool::spawn_ok() instead of ThreadPool::spawn() (#3656)

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* Bump futures-timer to v0.3

* Bump futures-preview to v0.3.0-alpha.18

* Replace ThreadPoll::spawn() with ThreadPoll::spawn_ok()
This commit is contained in:
Hernando Castano
2019-09-20 15:26:14 +02:00
committed by GitHub
parent c95fdd53d8
commit e434dbdfc5
21 changed files with 86 additions and 89 deletions
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substrate/core/consensus/common/src/import_queue/basic_queue.rs
+2 -4
View File
@@ -15,7 +15,7 @@
// along with Substrate. If not, see <http://www.gnu.org/licenses/>.
use std::{mem, pin::Pin, time::Duration};
use futures::{prelude::*, channel::mpsc, task::SpawnExt as _, task::Context, task::Poll};
use futures::{prelude::*, channel::mpsc, task::Context, task::Poll};
use futures_timer::Delay;
use sr_primitives::{Justification, traits::{Block as BlockT, Header as HeaderT, NumberFor}};
@@ -70,9 +70,7 @@ impl<B: BlockT> BasicQueue<B> {
let manual_poll;
if let Some(pool) = &mut pool {
// TODO: this expect() can be removed once
// https://github.com/rust-lang-nursery/futures-rs/pull/1750 is merged and deployed
pool.spawn(future).expect("ThreadPool can never fail to spawn tasks; QED");
pool.spawn_ok(future);
manual_poll = None;
} else {
manual_poll = Some(Box::pin(future) as Pin<Box<_>>);