pub trait ReturnHandle<T: Returnable>:
Send
+ Sync
+ 'static {
// Required method
fn return_to_pool(&self, value: PoolValue<T>);
}pub trait ReturnHandle<T: Returnable>:
Send
+ Sync
+ 'static {
// Required method
fn return_to_pool(&self, value: PoolValue<T>);
}