Merge pull request #3 from vikstrous/fix-nil-pointer

fix nil pointer encoding nil big.Int to zarith
anchorageoss · Sep 10, 2019 · 3c05ba2 · 3c05ba2
2 parents f15af1d + 63eb4c1
commit 3c05ba2
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/zarith/zarith.go b/zarith/zarith.go
@@ -77,6 +77,9 @@ func ReadNext(byteStream []byte) (*big.Int, int, error) {
 
 // Encode encodes a number to zarith
 func Encode(value *big.Int) ([]byte, error) {
+	if value == nil {
+		value = big.NewInt(0)
+	}
 	if value.Sign() == -1 {
 		return nil, xerrors.Errorf("cannot encode negative integer: %s", value)
 	}