Early exits while finding spendable outputs

2018-05-26 00:31:06 +09:00 · 2018-05-26 00:31:06 +09:00 · 1261b61fff
parent fee9bfd3af
commit 1261b61fff
1 changed files with 4 additions and 0 deletions
--- a/utxo_set.go
+++ b/utxo_set.go
@ -28,6 +28,10 @@ func (u UTXOSet) FindSpendableOutputs(pubkeyHash []byte, amount int) (int, map[s
 			txID := hex.EncodeToString(k)
 			outs := DeserializeOutputs(v)

+			if accumulated >= amount {
+				break
+			}
+
 			for outIdx, out := range outs.Outputs {
 				if out.IsLockedWithKey(pubkeyHash) && accumulated < amount {
 					accumulated += out.Value