diff options
Diffstat (limited to 'lib/pure/collections')
| -rw-r--r-- | lib/pure/collections/heapqueue.nim | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/lib/pure/collections/heapqueue.nim b/lib/pure/collections/heapqueue.nim index 608fd2920..c2952cf1b 100644 --- a/lib/pure/collections/heapqueue.nim +++ b/lib/pure/collections/heapqueue.nim @@ -156,10 +156,10 @@ proc replace*[T](heap: var HeapQueue[T], item: T): T = proc pushpop*[T](heap: var HeapQueue[T], item: T): T = ## Fast version of a push followed by a pop. - if heap.len > 0 and heapCmp(heap[0], item): - swap(item, heap[0]) + result = item + if heap.len > 0 and heapCmp(heap.data[0], item): + swap(result, heap.data[0]) siftup(heap, 0) - return item proc clear*[T](heap: var HeapQueue[T]) = ## Remove all elements from `heap`, making it empty. |