From 1f0c0866a764b238f49fb875fb8302cf57db8369 Mon Sep 17 00:00:00 2001
From: Steve Dudenhoeffer <sdudenhoeffer@gmail.com>
Date: Sat, 15 Oct 2022 10:25:40 -0400
Subject: [PATCH] added a ForEach to priority queue to peek at contents

---
 priorityqueue.go | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/priorityqueue.go b/priorityqueue.go
index bfc28ec..df99903 100644
--- a/priorityqueue.go
+++ b/priorityqueue.go
@@ -77,3 +77,12 @@ func (q *PriorityQueue[T]) Clear() {
 
 	q.items = []*element[T]{}
 }
+
+func (q *PriorityQueue[T]) ForEach(fn func(*T)) {
+	q.lock.RLock()
+	defer q.lock.RUnlock()
+
+	for _, v := range q.items {
+		fn(&v.value)
+	}
+}