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Remove object lifetime cast #113

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Merged
merged 1 commit into from
Mar 15, 2025
+15 −3
Merged

Remove object lifetime cast #113

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18 changes: 15 additions & 3 deletions src/yield_now.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -30,7 +30,11 @@ pub fn yield_with<T: EventSource>(resource: &T) {
return resource.yield_back(cancel);
}

let r = resource as &dyn EventSource as *const _ as *mut _;
let r = unsafe {
std::mem::transmute::<*const (dyn EventSource + '_), *mut (dyn EventSource + 'static)>(
resource as &dyn EventSource,
)
};
let es = EventSubscriber::new(r);
co_yield_with(es);

Expand All @@ -45,13 +49,21 @@ pub fn yield_with_io<T: EventSource>(resource: &T, is_coroutine: bool) {
yield_with(resource);
#[cfg(not(feature = "io_cancel"))]
{
let r = resource as &dyn EventSource as *const _ as *mut _;
let r = unsafe {
std::mem::transmute::<*const (dyn EventSource + '_), *mut (dyn EventSource + 'static)>(
resource as &dyn EventSource,
)
};
let es = EventSubscriber::new(r);
co_yield_with(es);
}
} else {
// for thread is only park the thread
let r = resource as &dyn EventSource as *const _ as *mut _;
let r = unsafe {
std::mem::transmute::<*const (dyn EventSource + '_), *mut (dyn EventSource + 'static)>(
resource as &dyn EventSource,
)
};
let es = EventSubscriber::new(r);
crate::io::thread::PROXY_CO_SENDER.with(|tx| {
tx.send(es).unwrap();
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