all: add whitespace linter (#25312)

* golangci: typo

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

* golangci: add whietspace

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

* *: rm whitesapce using golangci-lint

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

* cmd/puppeth: revert accidental resurrection

Co-authored-by: Péter Szilágyi <peterke@gmail.com>

.golangci.yml

@@ -28,9 +28,10 @@ linters:
     - durationcheck
     - exportloopref
     - gosec
+    - whitespace
 
-    #- structcheck # lots of false positives
+    # - structcheck # lots of false positives
-    #- errcheck #lot of false positives
+    # - errcheck #lot of false positives
     # - contextcheck
     # - errchkjson # lots of false positives
     # - errorlint # this check crashes

accounts/abi/bind/base_test.go

@@ -115,7 +115,6 @@ func (mc *mockPendingCaller) PendingCallContract(ctx context.Context, call ether
 }
 
 func TestPassingBlockNumber(t *testing.T) {
-
 	mc := &mockPendingCaller{
 		mockCaller: &mockCaller{
 			codeAtBytes: []byte{1, 2, 3},

accounts/abi/error_handling.go

@@ -73,7 +73,6 @@ func typeCheck(t Type, value reflect.Value) error {
 	} else {
 		return nil
 	}
-
 }
 
 // typeErr returns a formatted type casting error.

accounts/abi/event_test.go

@@ -161,7 +161,6 @@ func TestEventMultiValueWithArrayUnpack(t *testing.T) {
 }
 
 func TestEventTupleUnpack(t *testing.T) {
-
 	type EventTransfer struct {
 		Value *big.Int
 	}

accounts/abi/reflect.go

@@ -220,7 +220,6 @@ func mapArgNamesToStructFields(argNames []string, value reflect.Value) (map[stri
 
 	// second round ~~~
 	for _, argName := range argNames {
-
 		structFieldName := ToCamelCase(argName)
 
 		if structFieldName == "" {

accounts/abi/unpack.go

@@ -115,7 +115,6 @@ func ReadFixedBytes(t Type, word []byte) (interface{}, error) {
 
 	reflect.Copy(array, reflect.ValueOf(word[0:t.Size]))
 	return array.Interface(), nil
-
 }
 
 // forEachUnpack iteratively unpack elements.

accounts/keystore/keystore_test.go

@@ -377,7 +377,6 @@ func TestImportExport(t *testing.T) {
 	if _, err = ks2.Import(json, "new", "new"); err == nil {
 		t.Errorf("importing a key twice succeeded")
 	}
-
 }
 
 // TestImportRace tests the keystore on races.
@@ -402,7 +401,6 @@ func TestImportRace(t *testing.T) {
 			if _, err := ks2.Import(json, "new", "new"); err != nil {
 				atomic.AddUint32(&atom, 1)
 			}
-
 		}()
 	}
 	wg.Wait()

accounts/keystore/passphrase.go

@@ -138,7 +138,6 @@ func (ks keyStorePassphrase) JoinPath(filename string) string {
 
 // Encryptdata encrypts the data given as 'data' with the password 'auth'.
 func EncryptDataV3(data, auth []byte, scryptN, scryptP int) (CryptoJSON, error) {
-
 	salt := make([]byte, 32)
 	if _, err := io.ReadFull(rand.Reader, salt); err != nil {
 		panic("reading from crypto/rand failed: " + err.Error())
@@ -341,7 +340,6 @@ func getKDFKey(cryptoJSON CryptoJSON, auth string) ([]byte, error) {
 		r := ensureInt(cryptoJSON.KDFParams["r"])
 		p := ensureInt(cryptoJSON.KDFParams["p"])
 		return scrypt.Key(authArray, salt, n, r, p, dkLen)
-
 	} else if cryptoJSON.KDF == "pbkdf2" {
 		c := ensureInt(cryptoJSON.KDFParams["c"])
 		prf := cryptoJSON.KDFParams["prf"].(string)

accounts/usbwallet/wallet.go

@@ -526,7 +526,6 @@ func (w *wallet) signHash(account accounts.Account, hash []byte) ([]byte, error)
 
 // SignData signs keccak256(data). The mimetype parameter describes the type of data being signed
 func (w *wallet) SignData(account accounts.Account, mimeType string, data []byte) ([]byte, error) {
-
 	// Unless we are doing 712 signing, simply dispatch to signHash
 	if !(mimeType == accounts.MimetypeTypedData && len(data) == 66 && data[0] == 0x19 && data[1] == 0x01) {
 		return w.signHash(account, crypto.Keccak256(data))

cmd/clef/main.go

@@ -759,7 +759,6 @@ func confirm(text string) bool {
 }
 
 func testExternalUI(api *core.SignerAPI) {
-
 	ctx := context.WithValue(context.Background(), "remote", "clef binary")
 	ctx = context.WithValue(ctx, "scheme", "in-proc")
 	ctx = context.WithValue(ctx, "local", "main")
@@ -859,7 +858,6 @@ func testExternalUI(api *core.SignerAPI) {
 		expectDeny("signdata - text", err)
 	}
 	{ // Sign transaction
-
 		api.UI.ShowInfo("Please reject next transaction")
 		time.Sleep(delay)
 		data := hexutil.Bytes([]byte{})
@@ -902,7 +900,6 @@ func testExternalUI(api *core.SignerAPI) {
 	}
 	result := fmt.Sprintf("Tests completed. %d errors:\n%s\n", len(errs), strings.Join(errs, "\n"))
 	api.UI.ShowInfo(result)
-
 }
 
 type encryptedSeedStorage struct {
@@ -939,7 +936,6 @@ func decryptSeed(keyjson []byte, auth string) ([]byte, error) {
 
 // GenDoc outputs examples of all structures used in json-rpc communication
 func GenDoc(ctx *cli.Context) error {
-
 	var (
 		a    = common.HexToAddress("0xdeadbeef000000000000000000000000deadbeef")
 		b    = common.HexToAddress("0x1111111122222222222233333333334444444444")
@@ -1049,7 +1045,6 @@ func GenDoc(ctx *cli.Context) error {
 		var tx types.Transaction
 		tx.UnmarshalBinary(rlpdata)
 		add("OnApproved - SignTransactionResult", desc, &ethapi.SignTransactionResult{Raw: rlpdata, Tx: &tx})
-
 	}
 	{ // User input
 		add("UserInputRequest", "Sent when clef needs the user to provide data. If 'password' is true, the input field should be treated accordingly (echo-free)",

cmd/devp2p/dns_cloudflare.go

@@ -134,7 +134,6 @@ func (c *cloudflareClient) uploadRecords(name string, records map[string]string)
 			ttl := rootTTL
 			if path != name {
 				ttl = treeNodeTTLCloudflare // Max TTL permitted by Cloudflare
-
 			}
 			record := cloudflare.DNSRecord{Type: "TXT", Name: path, Content: val, TTL: ttl}
 			_, err = c.CreateDNSRecord(context.Background(), c.zoneID, record)

cmd/devp2p/internal/ethtest/chain.go

@@ -119,7 +119,6 @@ func (c *Chain) GetHeaders(req GetBlockHeaders) (BlockHeaders, error) {
 		for i := 1; i < int(req.Amount); i++ {
 			blockNumber -= (1 - req.Skip)
 			headers[i] = c.blocks[blockNumber].Header()
-
 		}
 
 		return headers, nil

cmd/devp2p/internal/ethtest/snap.go

@@ -350,7 +350,6 @@ func hexToCompact(hex []byte) []byte {
 
 // TestSnapTrieNodes various forms of GetTrieNodes requests.
 func (s *Suite) TestSnapTrieNodes(t *utesting.T) {
-
 	key := common.FromHex("0x00bf49f440a1cd0527e4d06e2765654c0f56452257516d793a9b8d604dcfdf2a")
 	// helper function to iterate the key, and generate the compact-encoded
 	// trie paths along the way.

cmd/devp2p/internal/ethtest/types.go

@@ -315,7 +315,6 @@ func (c *Conn) ReadSnap(id uint64) (Message, error) {
 			return nil, fmt.Errorf("could not rlp decode message: %v", err)
 		}
 		return snpMsg.(Message), nil
-
 	}
 	return nil, fmt.Errorf("request timed out")
 }

cmd/evm/internal/t8ntool/execution.go

@@ -100,7 +100,6 @@ type rejectedTx struct {
 func (pre *Prestate) Apply(vmConfig vm.Config, chainConfig *params.ChainConfig,
 	txs types.Transactions, miningReward int64,
 	getTracerFn func(txIndex int, txHash common.Hash) (tracer vm.EVMLogger, err error)) (*state.StateDB, *ExecutionResult, error) {
-
 	// Capture errors for BLOCKHASH operation, if we haven't been supplied the
 	// required blockhashes
 	var hashError error

cmd/evm/t8n_test.go

@@ -244,7 +244,6 @@ func TestT8n(t *testing.T) {
 			expExitCode: 3,
 		},
 	} {
-
 		args := []string{"t8n"}
 		args = append(args, tc.output.get()...)
 		args = append(args, tc.input.get(tc.base)...)
@@ -355,7 +354,6 @@ func TestT9n(t *testing.T) {
 			expExitCode: t8ntool.ErrorIO,
 		},
 	} {
-
 		args := []string{"t9n"}
 		args = append(args, tc.input.get(tc.base)...)
 
@@ -475,7 +473,6 @@ func TestB11r(t *testing.T) {
 			expOut: "exp.json",
 		},
 	} {
-
 		args := []string{"b11r"}
 		args = append(args, tc.input.get(tc.base)...)
 

cmd/geth/version_check_test.go

@@ -118,7 +118,6 @@ func TestMatching(t *testing.T) {
 						version, vuln.Introduced, vuln.Fixed, vuln.Name, vulnIntro, current, vulnFixed)
 				}
 			}
-
 		}
 	}
 	for major := 1; major < 2; major++ {

common/math/big_test.go

@@ -171,7 +171,6 @@ func BenchmarkByteAt(b *testing.B) {
 }
 
 func BenchmarkByteAtOld(b *testing.B) {
-
 	bigint := MustParseBig256("0x18F8F8F1000111000110011100222004330052300000000000000000FEFCF3CC")
 	for i := 0; i < b.N; i++ {
 		PaddedBigBytes(bigint, 32)
@@ -244,7 +243,6 @@ func TestBigEndianByteAt(t *testing.T) {
 		if actual != test.exp {
 			t.Fatalf("Expected  [%v] %v:th byte to be %v, was %v.", test.x, test.y, test.exp, actual)
 		}
-
 	}
 }
 func TestLittleEndianByteAt(t *testing.T) {
@@ -277,7 +275,6 @@ func TestLittleEndianByteAt(t *testing.T) {
 		if actual != test.exp {
 			t.Fatalf("Expected  [%v] %v:th byte to be %v, was %v.", test.x, test.y, test.exp, actual)
 		}
-
 	}
 }
 

common/types_test.go

@@ -155,7 +155,6 @@ func BenchmarkAddressHex(b *testing.B) {
 }
 
 func TestMixedcaseAccount_Address(t *testing.T) {
-
 	// https://github.com/ethereum/EIPs/blob/master/EIPS/eip-55.md
 	// Note: 0X{checksum_addr} is not valid according to spec above
 
@@ -192,9 +191,7 @@ func TestMixedcaseAccount_Address(t *testing.T) {
 		if err := json.Unmarshal([]byte(r), &r2); err == nil {
 			t.Errorf("Expected failure, input %v", r)
 		}
-
 	}
-
 }
 
 func TestHash_Scan(t *testing.T) {

core/blockchain_test.go

@@ -1235,7 +1235,6 @@ func TestSideLogRebirth(t *testing.T) {
 	chain, _ := GenerateChain(params.TestChainConfig, genesis, ethash.NewFaker(), db, 2, func(i int, gen *BlockGen) {
 		if i == 1 {
 			gen.OffsetTime(-9) // higher block difficulty
-
 		}
 	})
 	if _, err := blockchain.InsertChain(chain); err != nil {
@@ -1364,7 +1363,6 @@ done:
 		t.Errorf("unexpected event fired: %v", e)
 	case <-time.After(250 * time.Millisecond):
 	}
-
 }
 
 // Tests if the canonical block can be fetched from the database during chain insertion.
@@ -2753,7 +2751,6 @@ func benchmarkLargeNumberOfValueToNonexisting(b *testing.B, numTxs, numBlocks in
 		b.StopTimer()
 		if got := chain.CurrentBlock().Transactions().Len(); got != numTxs*numBlocks {
 			b.Fatalf("Transactions were not included, expected %d, got %d", numTxs*numBlocks, got)
-
 		}
 	}
 }
@@ -3522,7 +3519,6 @@ func TestEIP2718Transition(t *testing.T) {
 		vm.GasQuickStep*2 + params.WarmStorageReadCostEIP2929 + params.ColdSloadCostEIP2929
 	if block.GasUsed() != expected {
 		t.Fatalf("incorrect amount of gas spent: expected %d, got %d", expected, block.GasUsed())
-
 	}
 }
 

core/state/snapshot/difflayer_test.go

@@ -332,7 +332,6 @@ func BenchmarkFlatten(b *testing.B) {
 				value := make([]byte, 32)
 				rand.Read(value)
 				accStorage[randomHash()] = value
-
 			}
 			storage[accountKey] = accStorage
 		}
@@ -382,7 +381,6 @@ func BenchmarkJournal(b *testing.B) {
 				value := make([]byte, 32)
 				rand.Read(value)
 				accStorage[randomHash()] = value
-
 			}
 			storage[accountKey] = accStorage
 		}

core/state/statedb_test.go

@@ -699,7 +699,6 @@ func TestDeleteCreateRevert(t *testing.T) {
 // the Commit operation fails with an error
 // If we are missing trie nodes, we should not continue writing to the trie
 func TestMissingTrieNodes(t *testing.T) {
-
 	// Create an initial state with a few accounts
 	memDb := rawdb.NewMemoryDatabase()
 	db := NewDatabase(memDb)

core/tx_pool_test.go

@@ -669,7 +669,6 @@ func TestTransactionPostponing(t *testing.T) {
 	// Add a batch consecutive pending transactions for validation
 	txs := []*types.Transaction{}
 	for i, key := range keys {
-
 		for j := 0; j < 100; j++ {
 			var tx *types.Transaction
 			if (i+j)%2 == 0 {

core/types/bloom9_test.go

@@ -92,7 +92,6 @@ func BenchmarkBloom9Lookup(b *testing.B) {
 }
 
 func BenchmarkCreateBloom(b *testing.B) {
-
 	var txs = Transactions{
 		NewContractCreation(1, big.NewInt(1), 1, big.NewInt(1), nil),
 		NewTransaction(2, common.HexToAddress("0x2"), big.NewInt(2), 2, big.NewInt(2), nil),

core/types/transaction_signing_test.go

@@ -111,7 +111,6 @@ func TestEIP155SigningVitalik(t *testing.T) {
 		if from != addr {
 			t.Errorf("%d: expected %x got %x", i, addr, from)
 		}
-
 	}
 }
 

core/types/transaction_test.go

@@ -114,7 +114,6 @@ func TestEIP2718TransactionSigHash(t *testing.T) {
 
 // This test checks signature operations on access list transactions.
 func TestEIP2930Signer(t *testing.T) {
-
 	var (
 		key, _  = crypto.HexToECDSA("b71c71a67e1177ad4e901695e1b4b9ee17ae16c6668d313eac2f96dbcda3f291")
 		keyAddr = crypto.PubkeyToAddress(key.PublicKey)

core/vm/instructions_test.go

@@ -46,7 +46,6 @@ var commonParams []*twoOperandParams
 var twoOpMethods map[string]executionFunc
 
 func init() {
-
 	// Params is a list of common edgecases that should be used for some common tests
 	params := []string{
 		"0000000000000000000000000000000000000000000000000000000000000000", // 0
@@ -92,7 +91,6 @@ func init() {
 }
 
 func testTwoOperandOp(t *testing.T, tests []TwoOperandTestcase, opFn executionFunc, name string) {
-
 	var (
 		env            = NewEVM(BlockContext{}, TxContext{}, nil, params.TestChainConfig, Config{})
 		stack          = newstack()
@@ -641,7 +639,6 @@ func TestCreate2Addreses(t *testing.T) {
 			expected: "0xE33C0C7F7df4809055C3ebA6c09CFe4BaF1BD9e0",
 		},
 	} {
-
 		origin := common.BytesToAddress(common.FromHex(tt.origin))
 		salt := common.BytesToHash(common.FromHex(tt.salt))
 		code := common.FromHex(tt.code)

core/vm/interpreter.go

@@ -114,7 +114,6 @@ func NewEVMInterpreter(evm *EVM, cfg Config) *EVMInterpreter {
 // considered a revert-and-consume-all-gas operation except for
 // ErrExecutionReverted which means revert-and-keep-gas-left.
 func (in *EVMInterpreter) Run(contract *Contract, input []byte, readOnly bool) (ret []byte, err error) {
-
 	// Increment the call depth which is restricted to 1024
 	in.evm.depth++
 	defer func() { in.evm.depth-- }()

core/vm/interpreter_test.go

@@ -73,5 +73,4 @@ func TestLoopInterrupt(t *testing.T) {
 			}
 		}
 	}
-
 }

core/vm/jump_table.go

@@ -198,7 +198,6 @@ func newSpuriousDragonInstructionSet() JumpTable {
 	instructionSet := newTangerineWhistleInstructionSet()
 	instructionSet[EXP].dynamicGas = gasExpEIP158
 	return validate(instructionSet)
-
 }
 
 // EIP 150 a.k.a Tangerine Whistle

core/vm/runtime/runtime_test.go

@@ -379,7 +379,6 @@ func benchmarkNonModifyingCode(gas uint64, code []byte, name string, tracerCode
 // BenchmarkSimpleLoop test a pretty simple loop which loops until OOG
 // 55 ms
 func BenchmarkSimpleLoop(b *testing.B) {
-
 	staticCallIdentity := []byte{
 		byte(vm.JUMPDEST), //  [ count ]
 		// push args for the call
@@ -498,7 +497,6 @@ func TestEip2929Cases(t *testing.T) {
 	t.Skip("Test only useful for generating documentation")
 	id := 1
 	prettyPrint := func(comment string, code []byte) {
-
 		instrs := make([]string, 0)
 		it := asm.NewInstructionIterator(code)
 		for it.Next() {

crypto/bls12381/field_element_test.go

@@ -102,7 +102,6 @@ func TestFieldElementEquality(t *testing.T) {
 	if a12.equal(b12) {
 		t.Fatal("a != a + 1")
 	}
-
 }
 
 func TestFieldElementHelpers(t *testing.T) {

crypto/bls12381/fp12.go

@@ -96,7 +96,6 @@ func (e *fp12) add(c, a, b *fe12) {
 	fp6 := e.fp6
 	fp6.add(&c[0], &a[0], &b[0])
 	fp6.add(&c[1], &a[1], &b[1])
-
 }
 
 func (e *fp12) double(c, a *fe12) {
@@ -109,7 +108,6 @@ func (e *fp12) sub(c, a, b *fe12) {
 	fp6 := e.fp6
 	fp6.sub(&c[0], &a[0], &b[0])
 	fp6.sub(&c[1], &a[1], &b[1])
-
 }
 
 func (e *fp12) neg(c, a *fe12) {

crypto/bls12381/fp_test.go

@@ -465,7 +465,6 @@ func TestFpNonResidue(t *testing.T) {
 			i -= 1
 		}
 	}
-
 }
 
 func TestFp2Serialization(t *testing.T) {

crypto/bls12381/g2.go

@@ -41,7 +41,6 @@ func (p *PointG2) Zero() *PointG2 {
 	p[1].one()
 	p[2].zero()
 	return p
-
 }
 
 type tempG2 struct {

crypto/ecies/ecies_test.go

@@ -334,7 +334,6 @@ func testParamSelection(t *testing.T, c testCase) {
 	if err == nil {
 		t.Fatalf("ecies: encryption should not have succeeded (%s)\n", c.Name)
 	}
-
 }
 
 // Ensure that the basic public key validation in the decryption operation

eth/downloader/queue.go

@@ -817,7 +817,6 @@ func (q *queue) deliver(id string, taskPool map[common.Hash]*types.Header,
 	reqTimer metrics.Timer, resInMeter metrics.Meter, resDropMeter metrics.Meter,
 	results int, validate func(index int, header *types.Header) error,
 	reconstruct func(index int, result *fetchResult)) (int, error) {
-
 	// Short circuit if the data was never requested
 	request := pendPool[id]
 	if request == nil {

eth/downloader/queue_test.go

@@ -185,7 +185,6 @@ func TestBasics(t *testing.T) {
 		if got, exp := fetchReq.Headers[0].Number.Uint64(), uint64(1); got != exp {
 			t.Fatalf("expected header %d, got %d", exp, got)
 		}
-
 	}
 	if exp, got := q.blockTaskQueue.Size(), numOfBlocks-10; exp != got {
 		t.Errorf("expected block task queue to be %d, got %d", exp, got)
@@ -239,7 +238,6 @@ func TestEmptyBlocks(t *testing.T) {
 		if fetchReq != nil {
 			t.Fatal("there should be no body fetch tasks remaining")
 		}
-
 	}
 	if q.blockTaskQueue.Size() != numOfBlocks-10 {
 		t.Errorf("expected block task queue to be %d, got %d", numOfBlocks-10, q.blockTaskQueue.Size())
@@ -280,7 +278,6 @@ func XTestDelivery(t *testing.T) {
 	world.progress(10)
 	if false {
 		log.Root().SetHandler(log.StdoutHandler)
-
 	}
 	q := newQueue(10, 10)
 	var wg sync.WaitGroup
@@ -315,7 +312,6 @@ func XTestDelivery(t *testing.T) {
 			fmt.Printf("got %d results, %d tot\n", len(res), tot)
 			// Now we can forget about these
 			world.forget(res[len(res)-1].Header.Number.Uint64())
-
 		}
 	}()
 	wg.Add(1)
@@ -396,7 +392,6 @@ func XTestDelivery(t *testing.T) {
 		}
 		for i := 0; i < 50; i++ {
 			time.Sleep(2990 * time.Millisecond)
-
 		}
 	}()
 	wg.Add(1)
@@ -447,10 +442,8 @@ func (n *network) forget(blocknum uint64) {
 	n.chain = n.chain[index:]
 	n.receipts = n.receipts[index:]
 	n.offset = int(blocknum)
-
 }
 func (n *network) progress(numBlocks int) {
-
 	n.lock.Lock()
 	defer n.lock.Unlock()
 	//fmt.Printf("progressing...\n")
@@ -458,7 +451,6 @@ func (n *network) progress(numBlocks int) {
 	n.chain = append(n.chain, newBlocks...)
 	n.receipts = append(n.receipts, newR...)
 	n.cond.Broadcast()
-
 }
 
 func (n *network) headers(from int) []*types.Header {

eth/downloader/skeleton_test.go

@@ -790,7 +790,6 @@ func TestSkeletonSyncRetrievals(t *testing.T) {
 		check := func() error {
 			if len(progress.Subchains) != len(tt.midstate) {
 				return fmt.Errorf("test %d, mid state: subchain count mismatch: have %d, want %d", i, len(progress.Subchains), len(tt.midstate))
-
 			}
 			for j := 0; j < len(progress.Subchains); j++ {
 				if progress.Subchains[j].Head != tt.midstate[j].Head {

eth/fetcher/block_fetcher.go

@@ -692,7 +692,6 @@ func (f *BlockFetcher) loop() {
 						} else {
 							f.forgetHash(hash)
 						}
-
 					}
 					if matched {
 						task.transactions = append(task.transactions[:i], task.transactions[i+1:]...)

eth/filters/api.go

@@ -248,7 +248,6 @@ func (api *FilterAPI) Logs(ctx context.Context, crit FilterCriteria) (*rpc.Subsc
 	}
 
 	go func() {
-
 		for {
 			select {
 			case logs := <-matchedLogs:

eth/filters/filter_test.go

@@ -72,7 +72,6 @@ func BenchmarkFilters(b *testing.B) {
 			receipt := makeReceipt(addr4)
 			gen.AddUncheckedReceipt(receipt)
 			gen.AddUncheckedTx(types.NewTransaction(999, common.HexToAddress("0x999"), big.NewInt(999), 999, gen.BaseFee(), nil))
-
 		}
 	})
 	for i, block := range chain {

eth/handler_eth_test.go

@@ -490,7 +490,6 @@ func TestCheckpointChallenge(t *testing.T) {
 }
 
 func testCheckpointChallenge(t *testing.T, syncmode downloader.SyncMode, checkpoint bool, timeout bool, empty bool, match bool, drop bool) {
-
 	// Reduce the checkpoint handshake challenge timeout
 	defer func(old time.Duration) { syncChallengeTimeout = old }(syncChallengeTimeout)
 	syncChallengeTimeout = 250 * time.Millisecond

eth/protocols/eth/protocol_test.go

@@ -115,12 +115,10 @@ func TestEth66EmptyMessages(t *testing.T) {
 			t.Errorf("test %d, type %T, have\n\t%x\nwant\n\t%x", i, msg, have, want)
 		}
 	}
-
 }
 
 // TestEth66Messages tests the encoding of all redefined eth66 messages
 func TestEth66Messages(t *testing.T) {
-
 	// Some basic structs used during testing
 	var (
 		header       *types.Header

eth/tracers/js/goja.go

@@ -878,7 +878,6 @@ func (r *callframeResult) GetError() goja.Value {
 		return r.vm.ToValue(r.err.Error())
 	}
 	return goja.Undefined()
-
 }
 
 func (r *callframeResult) setupObject() *goja.Object {

ethclient/gethclient/gethclient.go

@@ -79,7 +79,6 @@ type StorageResult struct {
 // GetProof returns the account and storage values of the specified account including the Merkle-proof.
 // The block number can be nil, in which case the value is taken from the latest known block.
 func (ec *Client) GetProof(ctx context.Context, account common.Address, keys []string, blockNumber *big.Int) (*AccountResult, error) {
-
 	type storageResult struct {
 		Key   string       `json:"key"`
 		Value *hexutil.Big `json:"value"`

ethclient/gethclient/gethclient_test.go

@@ -222,7 +222,6 @@ func testGetProof(t *testing.T, client *rpc.Client) {
 	if proof.Key != testSlot.String() {
 		t.Fatalf("invalid storage proof key, want: %v, got: %v", testSlot.String(), proof.Key)
 	}
-
 }
 
 func testGCStats(t *testing.T, client *rpc.Client) {

ethstats/ethstats_test.go

@@ -79,5 +79,4 @@ func TestParseEthstatsURL(t *testing.T) {
 			t.Errorf("case=%d mismatch host value, got: %v ,want: %v", i, host, c.host)
 		}
 	}
-
 }

graphql/service.go

@@ -52,7 +52,6 @@ func (h handler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
 
 	w.Header().Set("Content-Type", "application/json")
 	w.Write(responseJSON)
-
 }
 
 // New constructs a new GraphQL service instance.

internal/jsre/pretty.go

@@ -219,7 +219,6 @@ func (ctx ppctx) fields(obj *goja.Object) []string {
 				vals = append(vals, k)
 			}
 		}
-
 	}
 	iterOwnAndConstructorKeys(ctx.vm, obj, add)
 	sort.Strings(vals)

les/api_test.go

@@ -340,7 +340,6 @@ func freezeClient(ctx context.Context, t *testing.T, server *rpc.Client, clientI
 	if err := server.CallContext(ctx, nil, "debug_freezeClient", clientID); err != nil {
 		t.Fatalf("Failed to freeze client: %v", err)
 	}
-
 }
 
 func setCapacity(ctx context.Context, t *testing.T, server *rpc.Client, clientID enode.ID, cap uint64) {

les/downloader/downloader.go

@@ -1330,7 +1330,6 @@ func (d *Downloader) fetchParts(deliveryCh chan dataPack, deliver func(dataPack)
 	expire func() map[string]int, pending func() int, inFlight func() bool, reserve func(*peerConnection, int) (*fetchRequest, bool, bool),
 	fetchHook func([]*types.Header), fetch func(*peerConnection, *fetchRequest) error, cancel func(*fetchRequest), capacity func(*peerConnection) int,
 	idle func() ([]*peerConnection, int), setIdle func(*peerConnection, int, time.Time), kind string) error {
-
 	// Create a ticker to detect expired retrieval tasks
 	ticker := time.NewTicker(100 * time.Millisecond)
 	defer ticker.Stop()

les/downloader/downloader_test.go

@@ -621,7 +621,6 @@ func testThrottling(t *testing.T, protocol uint, mode SyncMode) {
 		t.Fatalf("block synchronization failed: %v", err)
 	}
 	tester.terminate()
-
 }
 
 // Tests that simple synchronization against a forked chain works correctly. In

les/downloader/queue.go

@@ -833,7 +833,6 @@ func (q *queue) deliver(id string, taskPool map[common.Hash]*types.Header,
 	taskQueue *prque.Prque, pendPool map[string]*fetchRequest, reqTimer metrics.Timer,
 	results int, validate func(index int, header *types.Header) error,
 	reconstruct func(index int, result *fetchResult)) (int, error) {
-
 	// Short circuit if the data was never requested
 	request := pendPool[id]
 	if request == nil {

les/downloader/queue_test.go

@@ -179,7 +179,6 @@ func TestBasics(t *testing.T) {
 		if got, exp := fetchReq.Headers[0].Number.Uint64(), uint64(1); got != exp {
 			t.Fatalf("expected header %d, got %d", exp, got)
 		}
-
 	}
 	if exp, got := q.blockTaskQueue.Size(), numOfBlocks-10; exp != got {
 		t.Errorf("expected block task queue to be %d, got %d", exp, got)
@@ -227,7 +226,6 @@ func TestEmptyBlocks(t *testing.T) {
 		if fetchReq != nil {
 			t.Fatal("there should be no body fetch tasks remaining")
 		}
-
 	}
 	if q.blockTaskQueue.Size() != numOfBlocks-10 {
 		t.Errorf("expected block task queue to be %d, got %d", numOfBlocks-10, q.blockTaskQueue.Size())
@@ -268,7 +266,6 @@ func XTestDelivery(t *testing.T) {
 	world.progress(10)
 	if false {
 		log.Root().SetHandler(log.StdoutHandler)
-
 	}
 	q := newQueue(10, 10)
 	var wg sync.WaitGroup
@@ -299,7 +296,6 @@ func XTestDelivery(t *testing.T) {
 			fmt.Printf("got %d results, %d tot\n", len(res), tot)
 			// Now we can forget about these
 			world.forget(res[len(res)-1].Header.Number.Uint64())
-
 		}
 	}()
 	wg.Add(1)
@@ -362,7 +358,6 @@ func XTestDelivery(t *testing.T) {
 		}
 		for i := 0; i < 50; i++ {
 			time.Sleep(2990 * time.Millisecond)
-
 		}
 	}()
 	wg.Add(1)
@@ -413,10 +408,8 @@ func (n *network) forget(blocknum uint64) {
 	n.chain = n.chain[index:]
 	n.receipts = n.receipts[index:]
 	n.offset = int(blocknum)
-
 }
 func (n *network) progress(numBlocks int) {
-
 	n.lock.Lock()
 	defer n.lock.Unlock()
 	//fmt.Printf("progressing...\n")
@@ -424,7 +417,6 @@ func (n *network) progress(numBlocks int) {
 	n.chain = append(n.chain, newBlocks...)
 	n.receipts = append(n.receipts, newR...)
 	n.cond.Broadcast()
-
 }
 
 func (n *network) headers(from int) []*types.Header {

les/fetcher/block_fetcher.go

@@ -641,7 +641,6 @@ func (f *BlockFetcher) loop() {
 						} else {
 							f.forgetHash(hash)
 						}
-
 					}
 					if matched {
 						task.transactions = append(task.transactions[:i], task.transactions[i+1:]...)

les/flowcontrol/manager_test.go

@@ -104,7 +104,6 @@ func testConstantTotalCapacity(t *testing.T, nodeCount, maxCapacityNodes, random
 	if ratio < 0.98 || ratio > 1.02 {
 		t.Errorf("totalCost/totalCapacity/testLength ratio incorrect (expected: 1, got: %f)", ratio)
 	}
-
 }
 
 func (n *testNode) send(t *testing.T, now mclock.AbsTime) bool {

les/vflux/client/serverpool.go

@@ -222,7 +222,6 @@ func (s *serverPoolIterator) Close() {
 func (s *ServerPool) AddMetrics(
 	suggestedTimeoutGauge, totalValueGauge, serverSelectableGauge, serverConnectedGauge metrics.Gauge,
 	sessionValueMeter, serverDialedMeter metrics.Meter) {
-
 	s.suggestedTimeoutGauge = suggestedTimeoutGauge
 	s.totalValueGauge = totalValueGauge
 	s.sessionValueMeter = sessionValueMeter

les/vflux/client/wrsiterator.go

@@ -109,7 +109,6 @@ func (w *WrsIterator) chooseNode() *enode.Node {
 			return w.ns.GetNode(id)
 		}
 	}
-
 }
 
 // Close ends the iterator.

les/vflux/server/clientpool_test.go

@@ -410,7 +410,6 @@ func TestFreeClientKickedOut(t *testing.T) {
 	clock.Run(5 * time.Minute)
 	for i := 0; i < 10; i++ {
 		connect(pool, newPoolTestPeer(i+10, kicked))
-
 	}
 	clock.Run(0)
 

metrics/influxdb/influxdbv2.go

@@ -81,7 +81,6 @@ func (r *v2Reporter) run() {
 			}
 		}
 	}
-
 }
 
 func (r *v2Reporter) send() {
@@ -90,7 +89,6 @@ func (r *v2Reporter) send() {
 		namespace := r.namespace
 
 		switch metric := i.(type) {
-
 		case metrics.Counter:
 			v := metric.Count()
 			l := r.cache[name]

metrics/registry_test.go

@@ -307,5 +307,4 @@ func TestWalkRegistries(t *testing.T) {
 	if prefix != "prefix.prefix2." {
 		t.Fatal(prefix)
 	}
-
 }

miner/miner_test.go

@@ -188,7 +188,6 @@ func TestStartStopMiner(t *testing.T) {
 	waitForMiningState(t, miner, true)
 	miner.Stop()
 	waitForMiningState(t, miner, false)
-
 }
 
 func TestCloseMiner(t *testing.T) {

mobile/ethclient.go

@@ -94,7 +94,6 @@ func (ec *EthereumClient) GetTransactionCount(ctx *Context, hash *Hash) (count i
 func (ec *EthereumClient) GetTransactionInBlock(ctx *Context, hash *Hash, index int) (tx *Transaction, _ error) {
 	rawTx, err := ec.client.TransactionInBlock(ctx.context, hash.hash, uint(index))
 	return &Transaction{rawTx}, err
-
 }
 
 // GetTransactionReceipt returns the receipt of a transaction by transaction hash.

node/node_test.go

@@ -581,7 +581,6 @@ func (test rpcPrefixTest) check(t *testing.T, node *Node) {
 		if err == nil {
 			t.Errorf("Error: %s: WebSocket connection succeeded for path in wantNoWS", path)
 		}
-
 	}
 }
 
@@ -614,7 +613,6 @@ func doHTTPRequest(t *testing.T, req *http.Request) *http.Response {
 	resp, err := client.Do(req)
 	if err != nil {
 		t.Fatalf("could not issue a GET request to the given endpoint: %v", err)
-
 	}
 	return resp
 }

node/rpcstack.go

@@ -438,7 +438,6 @@ func (h *virtualHostHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
 		// It's an IP address, we can serve that
 		h.next.ServeHTTP(w, r)
 		return
-
 	}
 	// Not an IP address, but a hostname. Need to validate
 	if _, exist := h.vhosts["*"]; exist {

p2p/simulations/http.go

@@ -367,7 +367,6 @@ func (s *Server) StopMocker(w http.ResponseWriter, req *http.Request) {
 
 // GetMockerList returns a list of available mockers
 func (s *Server) GetMockers(w http.ResponseWriter, req *http.Request) {
-
 	list := GetMockerList()
 	s.JSON(w, http.StatusOK, list)
 }

p2p/simulations/http_test.go

@@ -489,7 +489,6 @@ func (t *expectEvents) expect(events ...*Event) {
 			}
 
 			switch expected.Type {
-
 			case EventTypeNode:
 				if event.Node == nil {
 					t.Fatal("expected event.Node to be set")
@@ -514,7 +513,6 @@ func (t *expectEvents) expect(events ...*Event) {
 				if event.Conn.Up != expected.Conn.Up {
 					t.Fatalf("expected conn event %d to have up=%t, got up=%t", i, expected.Conn.Up, event.Conn.Up)
 				}
-
 			}
 
 			i++

p2p/simulations/mocker.go

@@ -157,7 +157,6 @@ func probabilistic(net *Network, quit chan struct{}, nodeCount int) {
 		}
 		wg.Wait()
 	}
-
 }
 
 //connect nodeCount number of nodes in a ring

p2p/simulations/network.go

@@ -235,7 +235,6 @@ func (net *Network) watchPeerEvents(id enode.ID, events chan *p2p.PeerEvent, sub
 			}
 			peer := event.Peer
 			switch event.Type {
-
 			case p2p.PeerEventTypeAdd:
 				net.DidConnect(id, peer)
 
@@ -247,7 +246,6 @@ func (net *Network) watchPeerEvents(id enode.ID, events chan *p2p.PeerEvent, sub
 
 			case p2p.PeerEventTypeMsgRecv:
 				net.DidReceive(peer, id, event.Protocol, *event.MsgCode)
-
 			}
 
 		case err := <-sub.Err():
@@ -927,7 +925,6 @@ func (net *Network) snapshot(addServices []string, removeServices []string) (*Sn
 				if !haveSvc {
 					cleanedServices = append(cleanedServices, svc)
 				}
-
 			}
 			snap.Nodes[i].Node.Config.Lifecycles = cleanedServices
 		}
@@ -1021,7 +1018,6 @@ func (net *Network) Load(snap *Snapshot) error {
 
 	// Start connecting.
 	for _, conn := range snap.Conns {
-
 		if !net.GetNode(conn.One).Up() || !net.GetNode(conn.Other).Up() {
 			//in this case, at least one of the nodes of a connection is not up,
 			//so it would result in the snapshot `Load` to fail

p2p/simulations/network_test.go

@@ -36,7 +36,6 @@ import (
 // Tests that a created snapshot with a minimal service only contains the expected connections
 // and that a network when loaded with this snapshot only contains those same connections
 func TestSnapshot(t *testing.T) {
-
 	// PART I
 	// create snapshot from ring network
 
@@ -204,7 +203,6 @@ OuterTwo:
 			t.Fatal(ctx.Err())
 		case ev := <-evC:
 			if ev.Type == EventTypeConn && !ev.Control {
-
 				// fail on any disconnect
 				if !ev.Conn.Up {
 					t.Fatalf("unexpected disconnect: %v -> %v", ev.Conn.One, ev.Conn.Other)
@@ -693,7 +691,6 @@ func BenchmarkMinimalService(b *testing.B) {
 }
 
 func benchmarkMinimalServiceTmp(b *testing.B) {
-
 	// stop timer to discard setup time pollution
 	args := strings.Split(b.Name(), "/")
 	nodeCount, err := strconv.ParseInt(args[2], 10, 16)

rlp/decode_test.go

@@ -1043,7 +1043,6 @@ func TestInvalidOptionalField(t *testing.T) {
 			t.Errorf("wrong error for %T: %v", test.v, err.Error())
 		}
 	}
-
 }
 
 func ExampleDecode() {

rlp/iterator.go

@@ -36,7 +36,6 @@ func NewListIterator(data RawValue) (*listIterator, error) {
 		data: data[t : t+c],
 	}
 	return it, nil
-
 }
 
 // Next forwards the iterator one step, returns true if it was not at end yet

signer/core/api.go

@@ -319,7 +319,6 @@ func (api *SignerAPI) openTrezor(url accounts.URL) {
 		log.Warn("failed to open wallet", "wallet", url, "err", err)
 		return
 	}
-
 }
 
 // startUSBListener starts a listener for USB events, for hardware wallet interaction
@@ -612,7 +611,6 @@ func (api *SignerAPI) SignTransaction(ctx context.Context, args apitypes.SendTxA
 	api.UI.OnApprovedTx(response)
 	// ...and to the external caller
 	return &response, nil
-
 }
 
 func (api *SignerAPI) SignGnosisSafeTx(ctx context.Context, signerAddress common.MixedcaseAddress, gnosisTx GnosisSafeTx, methodSelector *string) (*GnosisSafeTx, error) {

signer/core/api_test.go

@@ -55,7 +55,6 @@ func (ui *headlessUi) RegisterUIServer(api *core.UIServerAPI)       {}
 func (ui *headlessUi) OnApprovedTx(tx ethapi.SignTransactionResult) {}
 
 func (ui *headlessUi) ApproveTx(request *core.SignTxRequest) (core.SignTxResponse, error) {
-
 	switch <-ui.approveCh {
 	case "Y":
 		return core.SignTxResponse{request.Transaction, true}, nil
@@ -125,7 +124,6 @@ func setup(t *testing.T) (*core.SignerAPI, *headlessUi) {
 	am := core.StartClefAccountManager(tmpDirName(t), true, true, "")
 	api := core.NewSignerAPI(am, 1337, true, ui, db, true, &storage.NoStorage{})
 	return api, ui
-
 }
 func createAccount(ui *headlessUi, api *core.SignerAPI, t *testing.T) {
 	ui.approveCh <- "Y"
@@ -139,7 +137,6 @@ func createAccount(ui *headlessUi, api *core.SignerAPI, t *testing.T) {
 }
 
 func failCreateAccountWithPassword(ui *headlessUi, api *core.SignerAPI, password string, t *testing.T) {
-
 	ui.approveCh <- "Y"
 	// We will be asked three times to provide a suitable password
 	ui.inputCh <- password
@@ -169,7 +166,6 @@ func failCreateAccount(ui *headlessUi, api *core.SignerAPI, t *testing.T) {
 func list(ui *headlessUi, api *core.SignerAPI, t *testing.T) ([]common.Address, error) {
 	ui.approveCh <- "A"
 	return api.List(context.Background())
-
 }
 
 func TestNewAcc(t *testing.T) {
@@ -321,5 +317,4 @@ func TestSignTx(t *testing.T) {
 	if bytes.Equal(res.Raw, res2.Raw) {
 		t.Error("Expected tx to be modified by UI")
 	}
-
 }

signer/core/apitypes/types.go

@@ -545,7 +545,6 @@ func (typedData *TypedData) EncodePrimitiveValue(encType string, encValue interf
 		return math.U256Bytes(b), nil
 	}
 	return nil, fmt.Errorf("unrecognized type '%s'", encType)
-
 }
 
 // dataMismatchError generates an error for a mismatch between
@@ -672,7 +671,6 @@ func formatPrimitiveValue(encType string, encValue interface{}) (string, error)
 	}
 	if strings.HasPrefix(encType, "bytes") {
 		return fmt.Sprintf("%s", encValue), nil
-
 	}
 	if strings.HasPrefix(encType, "uint") || strings.HasPrefix(encType, "int") {
 		if b, err := parseInteger(encType, encValue); err != nil {

signer/core/auditlog.go

@@ -110,7 +110,6 @@ func (l *AuditLogger) Version(ctx context.Context) (string, error) {
 	data, err := l.api.Version(ctx)
 	l.log.Info("Version", "type", "response", "data", data, "error", err)
 	return data, err
-
 }
 
 func NewAuditLogger(path string, api ExternalAPI) (*AuditLogger, error) {

signer/core/cliui.go

@@ -59,7 +59,6 @@ func (ui *CommandlineUI) readString() string {
 }
 
 func (ui *CommandlineUI) OnInputRequired(info UserInputRequest) (UserInputResponse, error) {
-
 	fmt.Printf("## %s\n\n%s\n", info.Title, info.Prompt)
 	defer fmt.Println("-----------------------")
 	if info.IsPassword {
@@ -147,7 +146,6 @@ func (ui *CommandlineUI) ApproveTx(request *SignTxRequest) (SignTxResponse, erro
 			fmt.Printf("  * %s : %s\n", m.Typ, m.Message)
 		}
 		fmt.Println()
-
 	}
 	fmt.Printf("\n")
 	showMetadata(request.Meta)
@@ -209,7 +207,6 @@ func (ui *CommandlineUI) ApproveListing(request *ListRequest) (ListResponse, err
 
 // ApproveNewAccount prompt the user for confirmation to create new Account, and reveal to caller
 func (ui *CommandlineUI) ApproveNewAccount(request *NewAccountRequest) (NewAccountResponse, error) {
-
 	ui.mu.Lock()
 	defer ui.mu.Unlock()
 
@@ -245,7 +242,6 @@ func (ui *CommandlineUI) OnApprovedTx(tx ethapi.SignTransactionResult) {
 }
 
 func (ui *CommandlineUI) OnSignerStartup(info StartupInfo) {
-
 	fmt.Printf("------- Signer info -------\n")
 	for k, v := range info.Info {
 		fmt.Printf("* %v : %v\n", k, v)

signer/core/validation_test.go

@@ -38,7 +38,6 @@ func TestPasswordValidation(t *testing.T) {
 		if err == nil && test.shouldFail {
 			t.Errorf("password '%v' should fail validation", test.pw)
 		} else if err != nil && !test.shouldFail {
-
 			t.Errorf("password '%v' shound not fail validation, but did: %v", test.pw, err)
 		}
 	}

signer/fourbyte/validation_test.go

@@ -53,7 +53,6 @@ func dummyTxArgs(t txtestcase) *apitypes.SendTxArgs {
 	if t.i != "" {
 		a := hexutil.Bytes(common.FromHex(t.i))
 		input = &a
-
 	}
 	return &apitypes.SendTxArgs{
 		From:     *from,

signer/rules/rules.go

@@ -67,7 +67,6 @@ func (r *rulesetUI) Init(javascriptRules string) error {
 	return nil
 }
 func (r *rulesetUI) execute(jsfunc string, jsarg interface{}) (goja.Value, error) {
-
 	// Instantiate a fresh vm engine every time
 	vm := goja.New()
 

signer/rules/rules_test.go

@@ -152,7 +152,6 @@ func TestListRequest(t *testing.T) {
 }
 
 func TestSignTxRequest(t *testing.T) {
-
 	js := `
 	function ApproveTx(r){
 		console.log("transaction.from", r.transaction.from);
@@ -245,7 +244,6 @@ func (d *dummyUI) OnSignerStartup(info core.StartupInfo) {
 
 //TestForwarding tests that the rule-engine correctly dispatches requests to the next caller
 func TestForwarding(t *testing.T) {
-
 	js := ""
 	ui := &dummyUI{make([]string, 0)}
 	jsBackend := storage.NewEphemeralStorage()
@@ -268,11 +266,8 @@ func TestForwarding(t *testing.T) {
 
 	expCalls := 6
 	if len(ui.calls) != expCalls {
-
 		t.Errorf("Expected %d forwarded calls, got %d: %s", expCalls, len(ui.calls), strings.Join(ui.calls, ","))
-
 	}
-
 }
 
 func TestMissingFunc(t *testing.T) {
@@ -296,10 +291,8 @@ func TestMissingFunc(t *testing.T) {
 		t.Errorf("Expected missing method to cause non-approval")
 	}
 	t.Logf("Err %v", err)
-
 }
 func TestStorage(t *testing.T) {
-
 	js := `
 	function testStorage(){
 		storage.put("mykey", "myvalue")
@@ -348,7 +341,6 @@ func TestStorage(t *testing.T) {
 		t.Errorf("Unexpected data, expected '%v', got '%v'", exp, retval)
 	}
 	t.Logf("Err %v", err)
-
 }
 
 const ExampleTxWindow = `
@@ -548,7 +540,6 @@ func (d *dontCallMe) OnApprovedTx(tx ethapi.SignTransactionResult) {
 // if it does, that would be bad since developers may rely on that to store data,
 // instead of using the disk-based data storage
 func TestContextIsCleared(t *testing.T) {
-
 	js := `
 	function ApproveTx(){
 		if (typeof foobar == 'undefined') {
@@ -580,7 +571,6 @@ func TestContextIsCleared(t *testing.T) {
 }
 
 func TestSignData(t *testing.T) {
-
 	js := `function ApproveListing(){
     return "Approve"
 }

signer/storage/aes_gcm_storage_test.go

@@ -51,7 +51,6 @@ func TestEncryption(t *testing.T) {
 }
 
 func TestFileStorage(t *testing.T) {
-
 	a := map[string]storedCredential{
 		"secret": {
 			Iv:         common.Hex2Bytes("cdb30036279601aeee60f16b"),

tests/difficulty_test_util.go

@@ -65,5 +65,4 @@ func (test *DifficultyTest) Run(config *params.ChainConfig) error {
 			test.CurrentTimestamp, test.CurrentBlockNumber, actual, exp)
 	}
 	return nil
-
 }

tests/fuzzers/rangeproof/rangeproof-fuzzer.go

@@ -163,7 +163,6 @@ func (f *fuzzer) fuzz() int {
 			// Modify something in the proof db
 			// add stuff to proof db
 			// drop stuff from proof db
-
 		}
 		if f.exhausted {
 			break

tests/fuzzers/stacktrie/trie_fuzzer.go

@@ -138,7 +138,6 @@ func Debug(data []byte) int {
 }
 
 func (f *fuzzer) fuzz() int {
-
 	// This spongeDb is used to check the sequence of disk-db-writes
 	var (
 		spongeA     = &spongeDb{sponge: sha3.NewLegacyKeccak256()}

tests/fuzzers/trie/trie-fuzzer.go

@@ -84,11 +84,9 @@ func (ds *dataSource) Ended() bool {
 }
 
 func Generate(input []byte) randTest {
-
 	var allKeys [][]byte
 	r := newDataSource(input)
 	genKey := func() []byte {
-
 		if len(allKeys) < 2 || r.readByte() < 0x0f {
 			// new key
 			key := make([]byte, r.readByte()%50)
@@ -103,7 +101,6 @@ func Generate(input []byte) randTest {
 	var steps randTest
 
 	for i := 0; !r.Ended(); i++ {
-
 		step := randTestStep{op: int(r.readByte()) % opMax}
 		switch step.op {
 		case opUpdate:
@@ -141,7 +138,6 @@ func Fuzz(input []byte) int {
 }
 
 func runRandTest(rt randTest) error {
-
 	triedb := trie.NewDatabase(memorydb.New())
 
 	tr := trie.NewEmpty(triedb)

tests/state_test.go

@@ -249,7 +249,6 @@ func runBenchmark(b *testing.B, t *StateTest) {
 				}
 				statedb.RevertToSnapshot(snapshot)
 			}
-
 		})
 	}
 }

trie/stacktrie_test.go

@@ -345,7 +345,6 @@ func TestStacktrieNotModifyValues(t *testing.T) {
 		if !bytes.Equal(have, want) {
 			t.Fatalf("item %d, have %#x want %#x", i, have, want)
 		}
-
 	}
 }
 

trie/trie_test.go

@@ -352,7 +352,6 @@ func TestRandomCases(t *testing.T) {
 		{op: 1, key: common.Hex2Bytes("fd"), value: common.Hex2Bytes("")},                                                                                               // step 25
 	}
 	runRandTest(rt)
-
 }
 
 // randTest performs random trie operations.