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Subsystem::start takes self by-value (#1325)

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* Subsystem::start takes self by-value

* fix doc-test compilation
This commit is contained in:
Robert Habermeier
2020-06-30 15:16:37 -04:00
committed by GitHub
parent cb59245085
commit 2a3e607d14
5 changed files with 38 additions and 46 deletions
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polkadot/node/service/src/lib.rs
+4 -4
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@@ -272,7 +272,7 @@ struct CandidateValidationSubsystem;
impl<C> Subsystem<C> for CandidateValidationSubsystem
where C: SubsystemContext<Message = CandidateValidationMessage>
{
fn start(&mut self, mut ctx: C) -> SpawnedSubsystem {
fn start(self, mut ctx: C) -> SpawnedSubsystem {
SpawnedSubsystem(Box::pin(async move {
while let Ok(_) = ctx.recv().await {}
}))
@@ -284,7 +284,7 @@ struct CandidateBackingSubsystem;
impl<C> Subsystem<C> for CandidateBackingSubsystem
where C: SubsystemContext<Message = CandidateBackingMessage>
{
fn start(&mut self, mut ctx: C) -> SpawnedSubsystem {
fn start(self, mut ctx: C) -> SpawnedSubsystem {
SpawnedSubsystem(Box::pin(async move {
while let Ok(_) = ctx.recv().await {}
}))
@@ -295,8 +295,8 @@ fn real_overseer<S: futures::task::Spawn>(
leaves: impl IntoIterator<Item = BlockInfo>,
s: S,
) -> Result<(Overseer<S>, OverseerHandler), ServiceError> {
let validation = Box::new(CandidateValidationSubsystem);
let candidate_backing = Box::new(CandidateBackingSubsystem);
let validation = CandidateValidationSubsystem;
let candidate_backing = CandidateBackingSubsystem;
Overseer::new(leaves, validation, candidate_backing, s)
.map_err(|e| ServiceError::Other(format!("Failed to create an Overseer: {:?}", e)))
}