accounts: replace noarg fmt.Errorf with errors.New (#27331)

* accounts: replace noarg fmt.Errorf with errors.New

Signed-off-by: jsvisa <delweng@gmail.com>

* accounts: go autoimport

Signed-off-by: jsvisa <delweng@gmail.com>

---------

Signed-off-by: jsvisa <delweng@gmail.com>

accounts/abi/bind/backends/simulated.go

@@ -713,7 +713,7 @@ func (b *SimulatedBackend) SendTransaction(ctx context.Context, tx *types.Transa
 	// Get the last block
 	block, err := b.blockByHash(ctx, b.pendingBlock.ParentHash())
 	if err != nil {
-		return fmt.Errorf("could not fetch parent")
+		return errors.New("could not fetch parent")
 	}
 	// Check transaction validity
 	signer := types.MakeSigner(b.blockchain.Config(), block.Number())
@@ -847,7 +847,7 @@ func (b *SimulatedBackend) AdjustTime(adjustment time.Duration) error {
 	// Get the last block
 	block := b.blockchain.GetBlockByHash(b.pendingBlock.ParentHash())
 	if block == nil {
-		return fmt.Errorf("could not find parent")
+		return errors.New("could not find parent")
 	}
 
 	blocks, _ := core.GenerateChain(b.config, block, b.blockchain.Engine(), b.database, 1, func(number int, block *core.BlockGen) {

accounts/abi/reflect.go

@@ -228,7 +228,7 @@ func mapArgNamesToStructFields(argNames []string, value reflect.Value) (map[stri
 		structFieldName := ToCamelCase(argName)
 
 		if structFieldName == "" {
-			return nil, fmt.Errorf("abi: purely underscored output cannot unpack to struct")
+			return nil, errors.New("abi: purely underscored output cannot unpack to struct")
 		}
 
 		// this abi has already been paired, skip it... unless there exists another, yet unassigned

accounts/keystore/account_cache_test.go

@@ -17,6 +17,7 @@
 package keystore
 
 import (
+	"errors"
 	"fmt"
 	"math/rand"
 	"os"
@@ -74,7 +75,7 @@ func waitForAccounts(wantAccounts []accounts.Account, ks *KeyStore) error {
 			select {
 			case <-ks.changes:
 			default:
-				return fmt.Errorf("wasn't notified of new accounts")
+				return errors.New("wasn't notified of new accounts")
 			}
 			return nil
 		}

accounts/scwallet/securechannel.go

@@ -24,6 +24,7 @@ import (
 	"crypto/rand"
 	"crypto/sha256"
 	"crypto/sha512"
+	"errors"
 	"fmt"
 
 	"github.com/XinFinOrg/XDPoSChain/crypto"
@@ -125,7 +126,7 @@ func (s *SecureChannelSession) Pair(pairingPassword []byte) error {
 // Unpair disestablishes an existing pairing.
 func (s *SecureChannelSession) Unpair() error {
 	if s.PairingKey == nil {
-		return fmt.Errorf("cannot unpair: not paired")
+		return errors.New("cannot unpair: not paired")
 	}
 
 	_, err := s.transmitEncrypted(claSCWallet, insUnpair, s.PairingIndex, 0, []byte{})
@@ -141,7 +142,7 @@ func (s *SecureChannelSession) Unpair() error {
 // Open initializes the secure channel.
 func (s *SecureChannelSession) Open() error {
 	if s.iv != nil {
-		return fmt.Errorf("session already opened")
+		return errors.New("session already opened")
 	}
 
 	response, err := s.open()
@@ -215,7 +216,7 @@ func (s *SecureChannelSession) pair(p1 uint8, data []byte) (*responseAPDU, error
 // transmitEncrypted sends an encrypted message, and decrypts and returns the response.
 func (s *SecureChannelSession) transmitEncrypted(cla, ins, p1, p2 byte, data []byte) (*responseAPDU, error) {
 	if s.iv == nil {
-		return nil, fmt.Errorf("channel not open")
+		return nil, errors.New("channel not open")
 	}
 
 	data, err := s.encryptAPDU(data)
@@ -254,7 +255,7 @@ func (s *SecureChannelSession) transmitEncrypted(cla, ins, p1, p2 byte, data []b
 		return nil, err
 	}
 	if !bytes.Equal(s.iv, rmac) {
-		return nil, fmt.Errorf("invalid MAC in response")
+		return nil, errors.New("invalid MAC in response")
 	}
 
 	rapdu := &responseAPDU{}
@@ -319,7 +320,7 @@ func unpad(data []byte, terminator byte) ([]byte, error) {
 			return nil, fmt.Errorf("expected end of padding, got %d", data[len(data)-i])
 		}
 	}
-	return nil, fmt.Errorf("expected end of padding, got 0")
+	return nil, errors.New("expected end of padding, got 0")
 }
 
 // updateIV is an internal method that updates the initialization vector after

accounts/scwallet/wallet.go

@@ -252,7 +252,7 @@ func (w *Wallet) release() error {
 // with the wallet.
 func (w *Wallet) pair(puk []byte) error {
 	if w.session.paired() {
-		return fmt.Errorf("wallet already paired")
+		return errors.New("wallet already paired")
 	}
 	pairing, err := w.session.pair(puk)
 	if err != nil {
@@ -813,7 +813,7 @@ func (s *Session) pair(secret []byte) (smartcardPairing, error) {
 // unpair deletes an existing pairing.
 func (s *Session) unpair() error {
 	if !s.verified {
-		return fmt.Errorf("unpair requires that the PIN be verified")
+		return errors.New("unpair requires that the PIN be verified")
 	}
 	return s.Channel.Unpair()
 }
@@ -907,7 +907,7 @@ func (s *Session) initialize(seed []byte) error {
 		return err
 	}
 	if status == "Online" {
-		return fmt.Errorf("card is already initialized, cowardly refusing to proceed")
+		return errors.New("card is already initialized, cowardly refusing to proceed")
 	}
 
 	s.Wallet.lock.Lock()