Method peek

src/common/queue.rs:30–32

Returns the item least recently added to this queue

(&self)

    /// Returns the item least recently added to this queue
    pub fn peek(&self) -> Option<&T> {
        self.ll.first()
    }

    /// Returns an iterator that iterates over the items in this queue in FIFO order
    pub fn iter(&self) -> Iter<'_, T> {