()
| 108 | } |
| 109 | |
| 110 | func (q *queue) clear() { |
| 111 | q.mu.Lock() |
| 112 | |
| 113 | subscribers := make([]chan []byte, 0, len(q.subscribers)) |
| 114 | for _, subscriber := range q.subscribers { |
| 115 | subscribers = append(subscribers, subscriber) |
| 116 | } |
| 117 | q.items = nil |
| 118 | q.head = 0 |
| 119 | q.subscribers = nil |
| 120 | q.mu.Unlock() |
| 121 | |
| 122 | for _, subscriber := range subscribers { |
| 123 | close(subscriber) |
| 124 | } |
| 125 | } |
| 126 | |
| 127 | func (q *queue) enqueue(payload []byte) { |
| 128 | now := time.Now() |