From a98fe70021ca6e4292e2ad58de723e8aaa15c97b Mon Sep 17 00:00:00 2001
From: Gregory Oschwald <goschwald@maxmind.com>
Date: Sun, 14 Jul 2024 14:04:04 -0700
Subject: [PATCH] Reduce allocations in Networks

Slice length of 64 is used as most IPv6 trees will have that as their
maximum depth.
---
 traverse.go | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/traverse.go b/traverse.go
index 26cd9d9..4ad60df 100644
--- a/traverse.go
+++ b/traverse.go
@@ -93,13 +93,14 @@ func (r *Reader) NetworksWithin(prefix netip.Prefix, options ...NetworksOption)
 			})
 		}
 
-		nodes := []netNode{
-			{
+		nodes := make([]netNode, 0, 64)
+		nodes = append(nodes,
+			netNode{
 				ip:      prefix.Addr(),
 				bit:     uint(bit),
 				pointer: pointer,
 			},
-		}
+		)
 
 		for len(nodes) > 0 {
 			node := nodes[len(nodes)-1]