From d8688b7d674b50916cb5ed7925af5b1ddbb2b609 Mon Sep 17 00:00:00 2001
From: Conner Fromknecht <conner@mit.edu>
Date: Thu, 5 Oct 2017 18:13:48 -0700
Subject: [PATCH] utxonursery: adds compile-time iface check for baby and kid
 outputs

---
 utxonursery.go | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/utxonursery.go b/utxonursery.go
index 7f6925ab..2bad107f 100644
--- a/utxonursery.go
+++ b/utxonursery.go
@@ -1231,3 +1231,8 @@ func readTxOut(r io.Reader, txo *wire.TxOut) error {
 
 	return nil
 }
+
+// Compile-time constraint to ensure kidOutput and babyOutpt implement the
+// CsvSpendableOutput interface.
+var _ CsvSpendableOutput = (*kidOutput)(nil)
+var _ CsvSpendableOutput = (*babyOutput)(nil)