arc-cell
A simple library for a concurrent Cell-like object containing an Arc/Weak reference.
[]
= "0.1"
usage
self-referencial structure
use WeakCell;
A simple library for a concurrent Cell-like object containing an Arc/Weak reference.
[dependencies]
arc-cell = "0.1"
use arc_cell::WeakCell;
struct Thing {
self_ref: WeakCell<Thing>,
// ...
}
impl Thing {
pub fn new() -> Arc<Thing> {
let thing = Arc::new(Thing {
self_ref: WeakCell::empty(),
});
thing.self_ref.store(&thing);
thing
}
pub fn clone_ref(&self) -> Arc<Thing> {
self.self_ref.upgrade().expect("This should be valid if we have a valid self")
}
}