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https://github.com/ethereum/go-ethereum.git
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4e43718bd0
# Conflicts: # consensus/beacon/consensus.go # consensus/ethash/consensus.go # consensus/misc/dao.go # core/blockchain.go # core/evm.go # core/genesis.go # core/state/dump.go # core/state/state_object.go # core/state/statedb.go # core/state_transition.go # core/vm/evm.go # core/vm/instructions.go # core/vm/interface.go # internal/ethapi/api.go
114 lines
3.7 KiB
Go
114 lines
3.7 KiB
Go
package live
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import (
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"encoding/json"
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"math/big"
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"github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/core/types"
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"github.com/ethereum/go-ethereum/eth/tracers/directory/live"
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"github.com/ethereum/go-ethereum/params"
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)
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func init() {
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live.Directory.Register("noop", newNoopTracer)
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}
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// noop is a no-op live tracer. It's there to
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// catch changes in the tracing interface, as well as
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// for testing live tracing performance. Can be removed
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// as soon as we have a real live tracer.
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type noop struct{}
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func newNoopTracer(_ json.RawMessage) (*live.LiveLogger, error) {
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t := &noop{}
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return &live.LiveLogger{
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CaptureTxStart: t.CaptureTxStart,
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CaptureTxEnd: t.CaptureTxEnd,
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CaptureStart: t.CaptureStart,
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CaptureEnd: t.CaptureEnd,
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CaptureEnter: t.CaptureEnter,
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CaptureExit: t.CaptureExit,
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CaptureState: t.CaptureState,
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CaptureFault: t.CaptureFault,
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CaptureKeccakPreimage: t.CaptureKeccakPreimage,
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OnGasChange: t.OnGasChange,
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OnBlockchainInit: t.OnBlockchainInit,
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OnBlockStart: t.OnBlockStart,
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OnBlockEnd: t.OnBlockEnd,
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OnSkippedBlock: t.OnSkippedBlock,
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OnGenesisBlock: t.OnGenesisBlock,
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OnBalanceChange: t.OnBalanceChange,
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OnNonceChange: t.OnNonceChange,
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OnCodeChange: t.OnCodeChange,
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OnStorageChange: t.OnStorageChange,
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OnLog: t.OnLog,
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}, nil
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}
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// CaptureStart implements the EVMLogger interface to initialize the tracing operation.
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func (t *noop) CaptureStart(from common.Address, to common.Address, create bool, input []byte, gas uint64, value *big.Int) {
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}
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// CaptureEnd is called after the call finishes to finalize the tracing.
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func (t *noop) CaptureEnd(output []byte, gasUsed uint64, err error, reverted bool) {
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}
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// CaptureState implements the EVMLogger interface to trace a single step of VM execution.
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func (t *noop) CaptureState(pc uint64, op live.OpCode, gas, cost uint64, scope live.ScopeContext, rData []byte, depth int, err error) {
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}
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// CaptureFault implements the EVMLogger interface to trace an execution fault.
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func (t *noop) CaptureFault(pc uint64, op live.OpCode, gas, cost uint64, _ live.ScopeContext, depth int, err error) {
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}
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// CaptureKeccakPreimage is called during the KECCAK256 opcode.
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func (t *noop) CaptureKeccakPreimage(hash common.Hash, data []byte) {}
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// CaptureEnter is called when EVM enters a new scope (via call, create or selfdestruct).
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func (t *noop) CaptureEnter(typ live.OpCode, from common.Address, to common.Address, input []byte, gas uint64, value *big.Int) {
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}
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// CaptureExit is called when EVM exits a scope, even if the scope didn't
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// execute any code.
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func (t *noop) CaptureExit(output []byte, gasUsed uint64, err error, reverted bool) {
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}
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func (t *noop) CaptureTxStart(vm *live.VMContext, tx *types.Transaction, from common.Address) {
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}
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func (t *noop) CaptureTxEnd(receipt *types.Receipt, err error) {
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}
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func (t *noop) OnBlockStart(ev live.BlockEvent) {
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}
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func (t *noop) OnBlockEnd(err error) {
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}
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func (t *noop) OnSkippedBlock(ev live.BlockEvent) {}
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func (t *noop) OnBlockchainInit(chainConfig *params.ChainConfig) {
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}
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func (t *noop) OnGenesisBlock(b *types.Block, alloc types.GenesisAlloc) {
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}
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func (t *noop) OnBalanceChange(a common.Address, prev, new *big.Int, reason live.BalanceChangeReason) {
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}
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func (t *noop) OnNonceChange(a common.Address, prev, new uint64) {
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}
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func (t *noop) OnCodeChange(a common.Address, prevCodeHash common.Hash, prev []byte, codeHash common.Hash, code []byte) {
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}
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func (t *noop) OnStorageChange(a common.Address, k, prev, new common.Hash) {
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}
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func (t *noop) OnLog(l *types.Log) {
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}
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func (t *noop) OnGasChange(old, new uint64, reason live.GasChangeReason) {
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}
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