From 64e20508e0b736a873a01a203779fce198db3828 Mon Sep 17 00:00:00 2001
From: Roman Khimov <roman@nspcc.ru>
Date: Thu, 14 Nov 2019 16:07:15 +0300
Subject: [PATCH] vm: use hex for ByteArray JSON marshallization

It's way more convenient for different purposes.
---
 pkg/vm/stack_item.go | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/pkg/vm/stack_item.go b/pkg/vm/stack_item.go
index c2faabf0f..4b13c12ee 100644
--- a/pkg/vm/stack_item.go
+++ b/pkg/vm/stack_item.go
@@ -2,6 +2,7 @@ package vm
 
 import (
 	"encoding/binary"
+	"encoding/hex"
 	"encoding/json"
 	"fmt"
 	"math/big"
@@ -197,7 +198,7 @@ func (i *ByteArrayItem) Value() interface{} {
 
 // MarshalJSON implements the json.Marshaler interface.
 func (i *ByteArrayItem) MarshalJSON() ([]byte, error) {
-	return json.Marshal(string(i.value))
+	return json.Marshal(hex.EncodeToString(i.value))
 }
 
 func (i *ByteArrayItem) String() string {