From 5b796d84f8fad45c45e3eeb7c231661e36a60270 Mon Sep 17 00:00:00 2001
From: Fusl <git@meo.ws>
Date: Wed, 22 Mar 2023 03:14:19 +0000
Subject: [PATCH] allocate a 512 byte buffer if none exists during
 Iterator.Reset()

---
 iter.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/iter.go b/iter.go
index 29b31cf7..072604f4 100644
--- a/iter.go
+++ b/iter.go
@@ -130,6 +130,9 @@ func (iter *Iterator) Pool() IteratorPool {
 // Reset reuse iterator instance by specifying another reader
 func (iter *Iterator) Reset(reader io.Reader) *Iterator {
 	iter.reader = reader
+	if iter.buf == nil {
+		iter.buf = make([]byte, 512)
+	}
 	iter.head = 0
 	iter.tail = 0
 	iter.depth = 0