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indexer.go
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indexer.go
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// Copyright 2022 Evmos Foundation
// This file is part of the Evmos Network packages.
//
// Evmos is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The Evmos packages are 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 Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the Evmos packages. If not, see https://github.com/evmos/evmos/blob/main/LICENSE
package types
import (
"github.com/ethereum/go-ethereum/common"
abci "github.com/tendermint/tendermint/abci/types"
tmtypes "github.com/tendermint/tendermint/types"
)
// EVMTxIndexer defines the interface of custom eth tx indexer.
type EVMTxIndexer interface {
// LastIndexedBlock returns -1 if indexer db is empty
LastIndexedBlock() (int64, error)
IndexBlock(*tmtypes.Block, []*abci.ResponseDeliverTx) error
// GetByTxHash returns nil if tx not found.
GetByTxHash(common.Hash) (*TxResult, error)
// GetByBlockAndIndex returns nil if tx not found.
GetByBlockAndIndex(int64, int32) (*TxResult, error)
}