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state: convert NEO balance to stack item directly

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Avoid calling Append() that will reallocate the slice, we know the length of
the slice exactly.
This commit is contained in:
Roman Khimov 2021-08-03 00:02:42 +03:00
parent 5c65d33439
commit dede4fa7b1
1 changed files with 9 additions and 6 deletions
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15
pkg/core/state/native_state.go
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@ -91,15 +91,18 @@ func (s *NEOBalance) Bytes() []byte {
// ToStackItem implements stackitem.Convertible interface. It never returns an error. // ToStackItem implements stackitem.Convertible interface. It never returns an error.
func (s *NEOBalance) ToStackItem() (stackitem.Item, error) { func (s *NEOBalance) ToStackItem() (stackitem.Item, error) {
resItem, _ := s.NEP17Balance.ToStackItem() var voteItem stackitem.Item
result := resItem.(*stackitem.Struct)
result.Append(stackitem.NewBigInteger(big.NewInt(int64(s.BalanceHeight))))
if s.VoteTo != nil { if s.VoteTo != nil {
result.Append(stackitem.NewByteArray(s.VoteTo.Bytes())) voteItem = stackitem.NewByteArray(s.VoteTo.Bytes())
} else { } else {
result.Append(stackitem.Null{}) voteItem = stackitem.Null{}
} }
return result, nil return stackitem.NewStruct([]stackitem.Item{
stackitem.NewBigInteger(&s.Balance),
stackitem.NewBigInteger(big.NewInt(int64(s.BalanceHeight))),
voteItem,
}), nil
} }
// FromStackItem converts stackitem.Item to NEOBalance. // FromStackItem converts stackitem.Item to NEOBalance.