plugeth-statediff/indexer/shared/functions.go

38 lines
1.2 KiB
Go

// VulcanizeDB
// Copyright © 2019 Vulcanize
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package shared
import (
"github.com/ethereum/go-ethereum/common"
)
// HandleZeroAddrPointer will return an empty string for a nil address pointer
func HandleZeroAddrPointer(to *common.Address) string {
if to == nil {
return ""
}
return to.Hex()
}
// HandleZeroAddr will return an empty string for a 0 value address
func HandleZeroAddr(to common.Address) string {
if to.Hex() == "0x0000000000000000000000000000000000000000" {
return ""
}
return to.Hex()
}