pub fn try_pop(&self) -> Option<T> {
        let item = self.base.try_pop();
        if item.is_some() {
            self.push_semaphore.add_permits(1);
        }
        item
    }
/// Try to get an item from the queue. If the queue is currently
/// empty return None instead.
Try to get an item from the queue. If the queue is currently
empty return None instead.
Try to get an item from the queue . If the queue is currently empty return None instead .
pub fn try_pop(&self) -> Option<T> {
        let item = self.base.try_pop();
        if item.is_some() {
            self.push_semaphore.add_permits(1);
        }
        item
    }
pub fn try_pop ( & self ) -> Option < T > { let item = self . base . try_pop ( ) ; if item . is_some ( ) { self . push_semaphore . add_permits ( 1 ) ; } item }
Try to get an item from the queue.
Try to get an item from the queue .
&self
&self