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Kill timers when removing IO handler (#1554)

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Arkadiy Paronyan 2016-07-06 19:14:53 +02:00 committed by Gav Wood
parent cd7b046d80
commit d7e225c0af
1 changed files with 7 additions and 0 deletions
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7
util/src/io/service.rs
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@ -248,6 +248,13 @@ impl<Message> Handler for IoManager<Message> where Message: Send + Clone + Sync
IoMessage::RemoveHandler { handler_id } => {
// TODO: flush event loop
self.handlers.remove(handler_id);
// unregister timers
let mut timers = self.timers.write().unwrap();
let to_remove: Vec<_> = timers.keys().cloned().filter(|timer_id| timer_id / TOKENS_PER_HANDLER == handler_id).collect();
for timer_id in to_remove {
let timer = timers.remove(&timer_id).expect("to_remove only contains keys from timers; qed");
event_loop.clear_timeout(timer.timeout);
}
},
IoMessage::AddTimer { handler_id, token, delay } => {
let timer_id = token + handler_id * TOKENS_PER_HANDLER;