Added IsValidNonnegative to coins module

2017-09-19 20:16:04 -04:00 · 2017-09-19 20:16:04 -04:00 · 3703121f09
parent 0307321051
commit 3703121f09
1 changed files with 5 additions and 0 deletions
--- a/modules/coin/coin.go
+++ b/modules/coin/coin.go
@ -127,6 +127,11 @@ func (coins Coins) IsValid() bool {
 	}
 }

+// IsValidNonnegative tests is coins IsValid and IsNonnegative
+func (coins Coins) IsValidNonnegative() bool {
+	return coins.IsValid() && coins.IsNonnegative()
+}
+
 // Plus combines to sets of coins
 //
 // TODO: handle empty coins!