Puts a given item into Queue
(item interface{})
| 48 | |
| 49 | // Puts a given item into Queue |
| 50 | func (queue *Queue) Enqueue(item interface{}) { |
| 51 | if (queue.depth == 0) { |
| 52 | queue.current = &QueueItem{item: item, prev: nil} |
| 53 | queue.last = queue.current |
| 54 | queue.depth++ |
| 55 | return |
| 56 | } |
| 57 | |
| 58 | q := &QueueItem{item: item, prev: nil} |
| 59 | queue.last.prev = q |
| 60 | queue.last = q |
| 61 | queue.depth++ |
| 62 | } |
| 63 | |
| 64 | // Extracts first item from the Queue |
| 65 | func (queue *Queue) Dequeue() interface{} { |