From fa40fa6950b84005ffa095fd9de0d1cbae73dd32 Mon Sep 17 00:00:00 2001
From: "Johan T. Halseth" <johanth@gmail.com>
Date: Thu, 14 Nov 2019 16:09:07 +0100
Subject: [PATCH] chainntnfs/interface: add String method for SpendDetaill

---
 chainntnfs/interface.go | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/chainntnfs/interface.go b/chainntnfs/interface.go
index 88a389dd..ace86e77 100644
--- a/chainntnfs/interface.go
+++ b/chainntnfs/interface.go
@@ -241,6 +241,12 @@ type SpendDetail struct {
 	SpendingHeight    int32
 }
 
+// String returns a string representation of SpendDetail.
+func (s *SpendDetail) String() string {
+	return fmt.Sprintf("%v[%d] spending %v at height=%v", s.SpenderTxHash,
+		s.SpenderInputIndex, s.SpentOutPoint, s.SpendingHeight)
+}
+
 // SpendEvent encapsulates a spentness notification. Its only field 'Spend' will
 // be sent upon once the target output passed into RegisterSpendNtfn has been
 // spent on the blockchain.