tx-spammer/pkg/shared/util.go
2020-10-23 10:34:15 -05:00

37 lines
1.2 KiB
Go

// VulcanizeDB
// Copyright © 2020 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 (
"fmt"
"math/big"
"github.com/ethereum/go-ethereum/core/types"
)
// ChainConfig returns the appropriate ethereum chain config for the provided chain id
func TxSigner(kind TxType, chainID uint64) (types.Signer, error) {
switch kind {
case Standard, EIP1559:
return types.NewEIP155Signer(new(big.Int).SetUint64(chainID)), nil
case OptimismL2, OptimismL1ToL2:
return types.NewOVMSigner(new(big.Int).SetUint64(chainID)), nil
default:
return nil, fmt.Errorf("chain config for chainid %d not available", chainID)
}
}