branch: externals/heap
commit 7f5ab5949f8cee6ac516dea90283b7836c8aed6a
Author: Toby Cubitt <[email protected]>
Commit: tsc25 <[email protected]>
Add heap-root function.
---
heap.el | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/heap.el b/heap.el
index 2d96f06..027e45f 100644
--- a/heap.el
+++ b/heap.el
@@ -306,6 +306,14 @@ to 1.5"
+(defun heap-root (heap)
+ "Return the root of the heap, without removing it"
+ (if (= (heap--count heap) 0)
+ nil
+ (aref (heap--vect heap) 0)))
+
+
+
(defun heap-delete-root (heap)
"Return the root of the heap and delete it from the heap."
(let (vect root (count (heap--count heap)))
