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signal: Change constructors to return a result instead of lazy future (#1340)

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This commit is contained in:
Ivan Petkov
2019-07-30 18:23:26 -07:00
committed by GitHub
parent bf38631d6a
commit ff922bbe6d
18 changed files with 86 additions and 143 deletions
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tokio-signal/examples/ctrl-c.rs
+1 -4
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@@ -10,10 +10,7 @@ const STOP_AFTER: u64 = 10;
async fn main() {
// tokio_signal provides a convenience builder for Ctrl+C
// this even works cross-platform: linux and windows!
//
// `CtrlC::new()` produces a `Future` of the actual stream-initialisation
// so first we await until the signal is ready.
let endless_stream = tokio_signal::CtrlC::new().await.unwrap();
let endless_stream = tokio_signal::CtrlC::new().expect("failed to create CtrlC");
// don't keep going forever: convert the endless stream to a bounded one.
let mut limited_stream = endless_stream.take(STOP_AFTER);