eth,consensus: replace noarg fmt.Errorf with errors.New

consensus/clique/clique.go

@@ -299,10 +299,10 @@ func (c *Clique) verifyHeader(chain consensus.ChainHeaderReader, header *types.H
 		return fmt.Errorf("invalid gasLimit: have %v, max %v", header.GasLimit, params.MaxGasLimit)
 	}
 	if chain.Config().IsShanghai(header.Number, header.Time) {
-		return fmt.Errorf("clique does not support shanghai fork")
+		return errors.New("clique does not support shanghai fork")
 	}
 	if chain.Config().IsCancun(header.Number, header.Time) {
-		return fmt.Errorf("clique does not support cancun fork")
+		return errors.New("clique does not support cancun fork")
 	}
 	// All basic checks passed, verify cascading fields
 	return c.verifyCascadingFields(chain, header, parents)

consensus/ethash/consensus.go

@@ -263,10 +263,10 @@ func (ethash *Ethash) verifyHeader(chain consensus.ChainHeaderReader, header, pa
 		return consensus.ErrInvalidNumber
 	}
 	if chain.Config().IsShanghai(header.Number, header.Time) {
-		return fmt.Errorf("ethash does not support shanghai fork")
+		return errors.New("ethash does not support shanghai fork")
 	}
 	if chain.Config().IsCancun(header.Number, header.Time) {
-		return fmt.Errorf("ethash does not support cancun fork")
+		return errors.New("ethash does not support cancun fork")
 	}
 	// Add some fake checks for tests
 	if ethash.fakeDelay != nil {

consensus/misc/eip1559.go

@@ -17,6 +17,7 @@
 package misc
 
 import (
+	"errors"
 	"fmt"
 	"math/big"
 
@@ -40,7 +41,7 @@ func VerifyEip1559Header(config *params.ChainConfig, parent, header *types.Heade
 	}
 	// Verify the header is not malformed
 	if header.BaseFee == nil {
-		return fmt.Errorf("header is missing baseFee")
+		return errors.New("header is missing baseFee")
 	}
 	// Verify the baseFee is correct based on the parent header.
 	expectedBaseFee := CalcBaseFee(config, parent)

eth/api.go

@@ -554,7 +554,7 @@ func (api *DebugAPI) GetAccessibleState(from, to rpc.BlockNumber) (uint64, error
 		if num.Int64() < 0 {
 			block := api.eth.blockchain.CurrentBlock()
 			if block == nil {
-				return 0, fmt.Errorf("current block missing")
+				return 0, errors.New("current block missing")
 			}
 			return block.Number.Uint64(), nil
 		}
@@ -574,7 +574,7 @@ func (api *DebugAPI) GetAccessibleState(from, to rpc.BlockNumber) (uint64, error
 		return 0, err
 	}
 	if start == end {
-		return 0, fmt.Errorf("from and to needs to be different")
+		return 0, errors.New("from and to needs to be different")
 	}
 	if start > end {
 		delta = -1

eth/backend.go

@@ -323,7 +323,7 @@ func (s *Ethereum) Etherbase() (eb common.Address, err error) {
 	if etherbase != (common.Address{}) {
 		return etherbase, nil
 	}
-	return common.Address{}, fmt.Errorf("etherbase must be explicitly specified")
+	return common.Address{}, errors.New("etherbase must be explicitly specified")
 }
 
 // isLocalBlock checks whether the specified block is mined

eth/catalyst/api.go

@@ -166,10 +166,10 @@ func NewConsensusAPI(eth *eth.Ethereum) *ConsensusAPI {
 func (api *ConsensusAPI) ForkchoiceUpdatedV1(update engine.ForkchoiceStateV1, payloadAttributes *engine.PayloadAttributes) (engine.ForkChoiceResponse, error) {
 	if payloadAttributes != nil {
 		if payloadAttributes.Withdrawals != nil {
-			return engine.STATUS_INVALID, engine.InvalidParams.With(fmt.Errorf("withdrawals not supported in V1"))
+			return engine.STATUS_INVALID, engine.InvalidParams.With(errors.New("withdrawals not supported in V1"))
 		}
 		if api.eth.BlockChain().Config().IsShanghai(api.eth.BlockChain().Config().LondonBlock, payloadAttributes.Timestamp) {
-			return engine.STATUS_INVALID, engine.InvalidParams.With(fmt.Errorf("forkChoiceUpdateV1 called post-shanghai"))
+			return engine.STATUS_INVALID, engine.InvalidParams.With(errors.New("forkChoiceUpdateV1 called post-shanghai"))
 		}
 	}
 	return api.forkchoiceUpdated(update, payloadAttributes)
@@ -386,7 +386,7 @@ func (api *ConsensusAPI) ExchangeTransitionConfigurationV1(config engine.Transit
 				TerminalBlockNumber:     config.TerminalBlockNumber,
 			}, nil
 		}
-		return nil, fmt.Errorf("invalid terminal block hash")
+		return nil, errors.New("invalid terminal block hash")
 	}
 	return &engine.TransitionConfigurationV1{TerminalTotalDifficulty: (*hexutil.Big)(ttd)}, nil
 }
@@ -417,7 +417,7 @@ func (api *ConsensusAPI) getPayload(payloadID engine.PayloadID) (*engine.Executi
 // NewPayloadV1 creates an Eth1 block, inserts it in the chain, and returns the status of the chain.
 func (api *ConsensusAPI) NewPayloadV1(params engine.ExecutableData) (engine.PayloadStatusV1, error) {
 	if params.Withdrawals != nil {
-		return engine.PayloadStatusV1{Status: engine.INVALID}, engine.InvalidParams.With(fmt.Errorf("withdrawals not supported in V1"))
+		return engine.PayloadStatusV1{Status: engine.INVALID}, engine.InvalidParams.With(errors.New("withdrawals not supported in V1"))
 	}
 	return api.newPayload(params)
 }
@@ -426,10 +426,10 @@ func (api *ConsensusAPI) NewPayloadV1(params engine.ExecutableData) (engine.Payl
 func (api *ConsensusAPI) NewPayloadV2(params engine.ExecutableData) (engine.PayloadStatusV1, error) {
 	if api.eth.BlockChain().Config().IsShanghai(new(big.Int).SetUint64(params.Number), params.Timestamp) {
 		if params.Withdrawals == nil {
-			return engine.PayloadStatusV1{Status: engine.INVALID}, engine.InvalidParams.With(fmt.Errorf("nil withdrawals post-shanghai"))
+			return engine.PayloadStatusV1{Status: engine.INVALID}, engine.InvalidParams.With(errors.New("nil withdrawals post-shanghai"))
 		}
 	} else if params.Withdrawals != nil {
-		return engine.PayloadStatusV1{Status: engine.INVALID}, engine.InvalidParams.With(fmt.Errorf("non-nil withdrawals pre-shanghai"))
+		return engine.PayloadStatusV1{Status: engine.INVALID}, engine.InvalidParams.With(errors.New("non-nil withdrawals pre-shanghai"))
 	}
 	return api.newPayload(params)
 }

eth/filters/api.go

@@ -33,6 +33,11 @@ import (
 	"github.com/ethereum/go-ethereum/rpc"
 )
 
+var (
+	errInvalidTopic   = errors.New("invalid topic(s)")
+	errFilterNotFound = errors.New("filter not found")
+)
+
 // filter is a helper struct that holds meta information over the filter type
 // and associated subscription in the event system.
 type filter struct {
@@ -376,7 +381,7 @@ func (api *FilterAPI) GetFilterLogs(ctx context.Context, id rpc.ID) ([]*types.Lo
 	api.filtersMu.Unlock()
 
 	if !found || f.typ != LogsSubscription {
-		return nil, fmt.Errorf("filter not found")
+		return nil, errFilterNotFound
 	}
 
 	var filter *Filter
@@ -452,7 +457,7 @@ func (api *FilterAPI) GetFilterChanges(id rpc.ID) (interface{}, error) {
 		}
 	}
 
-	return []interface{}{}, fmt.Errorf("filter not found")
+	return []interface{}{}, errFilterNotFound
 }
 
 // returnHashes is a helper that will return an empty hash array case the given hash array is nil,
@@ -491,7 +496,7 @@ func (args *FilterCriteria) UnmarshalJSON(data []byte) error {
 	if raw.BlockHash != nil {
 		if raw.FromBlock != nil || raw.ToBlock != nil {
 			// BlockHash is mutually exclusive with FromBlock/ToBlock criteria
-			return fmt.Errorf("cannot specify both BlockHash and FromBlock/ToBlock, choose one or the other")
+			return errors.New("cannot specify both BlockHash and FromBlock/ToBlock, choose one or the other")
 		}
 		args.BlockHash = raw.BlockHash
 	} else {
@@ -564,11 +569,11 @@ func (args *FilterCriteria) UnmarshalJSON(data []byte) error {
 						}
 						args.Topics[i] = append(args.Topics[i], parsed)
 					} else {
-						return fmt.Errorf("invalid topic(s)")
+						return errInvalidTopic
 					}
 				}
 			default:
-				return fmt.Errorf("invalid topic(s)")
+				return errInvalidTopic
 			}
 		}
 	}

eth/filters/filter_system.go

@@ -20,6 +20,7 @@ package filters
 
 import (
 	"context"
+	"errors"
 	"fmt"
 	"sync"
 	"sync/atomic"
@@ -331,7 +332,7 @@ func (es *EventSystem) SubscribeLogs(crit ethereum.FilterQuery, logs chan []*typ
 	if from >= 0 && to == rpc.LatestBlockNumber {
 		return es.subscribeLogs(crit, logs), nil
 	}
-	return nil, fmt.Errorf("invalid from and to block combination: from > to")
+	return nil, errors.New("invalid from and to block combination: from > to")
 }
 
 // subscribeMinedPendingLogs creates a subscription that returned mined and

eth/tracers/js/goja.go

@@ -89,7 +89,7 @@ func fromBuf(vm *goja.Runtime, bufType goja.Value, buf goja.Value, allowString b
 		b := obj.Get("buffer").Export().(goja.ArrayBuffer).Bytes()
 		return b, nil
 	}
-	return nil, fmt.Errorf("invalid buffer type")
+	return nil, errors.New("invalid buffer type")
 }
 
 // jsTracer is an implementation of the Tracer interface which evaluates

eth/tracers/logger/logger_test.go

@@ -18,7 +18,7 @@ package logger
 
 import (
 	"encoding/json"
-	"fmt"
+	"errors"
 	"math/big"
 	"testing"
 
@@ -85,7 +85,7 @@ func TestStructLogMarshalingOmitEmpty(t *testing.T) {
 	}{
 		{"empty err and no fields", &StructLog{},
 			`{"pc":0,"op":0,"gas":"0x0","gasCost":"0x0","memSize":0,"stack":null,"depth":0,"refund":0,"opName":"STOP"}`},
-		{"with err", &StructLog{Err: fmt.Errorf("this failed")},
+		{"with err", &StructLog{Err: errors.New("this failed")},
 			`{"pc":0,"op":0,"gas":"0x0","gasCost":"0x0","memSize":0,"stack":null,"depth":0,"refund":0,"opName":"STOP","error":"this failed"}`},
 		{"with mem", &StructLog{Memory: make([]byte, 2), MemorySize: 2},
 			`{"pc":0,"op":0,"gas":"0x0","gasCost":"0x0","memory":"0x0000","memSize":2,"stack":null,"depth":0,"refund":0,"opName":"STOP"}`},

eth/tracers/tracers.go

@@ -19,6 +19,7 @@ package tracers
 
 import (
 	"encoding/json"
+	"errors"
 	"fmt"
 	"math/big"
 
@@ -105,7 +106,7 @@ const (
 // It zero-pads the slice if it extends beyond memory bounds.
 func GetMemoryCopyPadded(m *vm.Memory, offset, size int64) ([]byte, error) {
 	if offset < 0 || size < 0 {
-		return nil, fmt.Errorf("offset or size must not be negative")
+		return nil, errors.New("offset or size must not be negative")
 	}
 	if int(offset+size) < m.Len() { // slice fully inside memory
 		return m.GetCopy(offset, size), nil