From 9fb3c91bf9ded541c4a81ef1f0a0b3cb4e1b113c Mon Sep 17 00:00:00 2001
From: Vlad <13818348+walldiss@users.noreply.github.com>
Date: Sat, 25 May 2024 00:58:42 +0300
Subject: [PATCH] refactor: popIfNonEmpty for  leaf hashes (#257)

Use `popIfNonEmpty` instead of manual advancement of slice.
---
 proof.go | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/proof.go b/proof.go
index 998b9a8..6e824e5 100644
--- a/proof.go
+++ b/proof.go
@@ -344,10 +344,8 @@ func (proof Proof) VerifyLeafHashes(nth *NmtHasher, verifyCompleteness bool, nID
 			// if the leaf index falls within the proof range, pop and return a
 			// leaf
 			if proof.Start() <= start && start < proof.End() {
-				leafHash := leafHashes[0]
 				// advance leafHashes
-				leafHashes = leafHashes[1:]
-				return leafHash, nil
+				return popIfNonEmpty(&leafHashes), nil
 			}
 
 			// if the leaf index  is outside the proof range, pop and return a