Add lll to linter checks

Updated:
	batchbuilder
	common
	coordinator
	db/statedb
	eth
	log
	node
	priceupdater
	prover
	synchronizer
	test/*
	txprocessor
	txselector

Pending (once
https://github.com/hermeznetwork/hermez-node/tree/feature/serveapicli is
merged to master):
	Update golangci-lint version to v1.37.1
	api
	apitypes
	cli
	config
	db/historydb
	db/l2db

batchbuilder/batchbuilder.go

@@ -28,7 +28,8 @@ type ConfigBatch struct {
 
 // NewBatchBuilder constructs a new BatchBuilder, and executes the bb.Reset
 // method
-func NewBatchBuilder(dbpath string, synchronizerStateDB *statedb.StateDB, batchNum common.BatchNum, nLevels uint64) (*BatchBuilder, error) {
+func NewBatchBuilder(dbpath string, synchronizerStateDB *statedb.StateDB, batchNum common.BatchNum,
+	nLevels uint64) (*BatchBuilder, error) {
 	localStateDB, err := statedb.NewLocalStateDB(
 		statedb.Config{
 			Path:    dbpath,

batchbuilder/batchbuilder_test.go

@@ -15,7 +15,8 @@ func TestBatchBuilder(t *testing.T) {
 	require.Nil(t, err)
 	defer assert.Nil(t, os.RemoveAll(dir))
 
-	synchDB, err := statedb.NewStateDB(statedb.Config{Path: dir, Keep: 128, Type: statedb.TypeBatchBuilder, NLevels: 0})
+	synchDB, err := statedb.NewStateDB(statedb.Config{Path: dir, Keep: 128,
+		Type: statedb.TypeBatchBuilder, NLevels: 0})
 	assert.Nil(t, err)
 
 	bbDir, err := ioutil.TempDir("", "tmpBatchBuilderDB")

common/account.go

@@ -72,7 +72,8 @@ func (idx Idx) BigInt() *big.Int {
 // IdxFromBytes returns Idx from a byte array
 func IdxFromBytes(b []byte) (Idx, error) {
 	if len(b) != IdxBytesLen {
-		return 0, tracerr.Wrap(fmt.Errorf("can not parse Idx, bytes len %d, expected %d", len(b), IdxBytesLen))
+		return 0, tracerr.Wrap(fmt.Errorf("can not parse Idx, bytes len %d, expected %d",
+			len(b), IdxBytesLen))
 	}
 	var idxBytes [8]byte
 	copy(idxBytes[2:], b[:])
@@ -194,7 +195,8 @@ func (a *Account) BigInts() ([NLeafElems]*big.Int, error) {
 	return e, nil
 }
 
-// HashValue returns the value of the Account, which is the Poseidon hash of its *big.Int representation
+// HashValue returns the value of the Account, which is the Poseidon hash of its
+// *big.Int representation
 func (a *Account) HashValue() (*big.Int, error) {
 	bi, err := a.BigInts()
 	if err != nil {

common/account_test.go

@@ -76,7 +76,8 @@ func TestNonceParser(t *testing.T) {
 
 func TestAccount(t *testing.T) {
 	var sk babyjub.PrivateKey
-	_, err := hex.Decode(sk[:], []byte("0001020304050607080900010203040506070809000102030405060708090001"))
+	_, err := hex.Decode(sk[:],
+		[]byte("0001020304050607080900010203040506070809000102030405060708090001"))
 	assert.NoError(t, err)
 	pk := sk.Public()
 
@@ -115,7 +116,8 @@ func TestAccountLoop(t *testing.T) {
 	// check that for different deterministic BabyJubJub keys & random Address there is no problem
 	for i := 0; i < 256; i++ {
 		var sk babyjub.PrivateKey
-		_, err := hex.Decode(sk[:], []byte("0001020304050607080900010203040506070809000102030405060708090001"))
+		_, err := hex.Decode(sk[:],
+			[]byte("0001020304050607080900010203040506070809000102030405060708090001"))
 		assert.NoError(t, err)
 		pk := sk.Public()
 
@@ -199,7 +201,8 @@ func bigFromStr(h string, u int) *big.Int {
 
 func TestAccountHashValue(t *testing.T) {
 	var sk babyjub.PrivateKey
-	_, err := hex.Decode(sk[:], []byte("0001020304050607080900010203040506070809000102030405060708090001"))
+	_, err := hex.Decode(sk[:],
+		[]byte("0001020304050607080900010203040506070809000102030405060708090001"))
 	assert.NoError(t, err)
 	pk := sk.Public()
 
@@ -212,13 +215,16 @@ func TestAccountHashValue(t *testing.T) {
 	}
 	v, err := account.HashValue()
 	assert.NoError(t, err)
-	assert.Equal(t, "16297758255249203915951182296472515138555043617458222397753168518282206850764", v.String())
+	assert.Equal(t,
+		"16297758255249203915951182296472515138555043617458222397753168518282206850764",
+		v.String())
 }
 
 func TestAccountHashValueTestVectors(t *testing.T) {
 	// values from js test vectors
 	ay := new(big.Int).Sub(new(big.Int).Exp(big.NewInt(2), big.NewInt(253), nil), big.NewInt(1))
-	assert.Equal(t, "1fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", (hex.EncodeToString(ay.Bytes())))
+	assert.Equal(t, "1fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff",
+		(hex.EncodeToString(ay.Bytes())))
 	bjjPoint, err := babyjub.PointFromSignAndY(true, ay)
 	require.NoError(t, err)
 	bjj := babyjub.PublicKey(*bjjPoint)
@@ -236,16 +242,22 @@ func TestAccountHashValueTestVectors(t *testing.T) {
 	assert.NoError(t, err)
 	assert.Equal(t, "9444732965739290427391", e[0].String())
 	assert.Equal(t, "6277101735386680763835789423207666416102355444464034512895", e[1].String())
-	assert.Equal(t, "14474011154664524427946373126085988481658748083205070504932198000989141204991", e[2].String())
+	assert.Equal(t,
+		"14474011154664524427946373126085988481658748083205070504932198000989141204991",
+		e[2].String())
 	assert.Equal(t, "1461501637330902918203684832716283019655932542975", e[3].String())
 
 	h, err := poseidon.Hash(e[:])
 	assert.NoError(t, err)
-	assert.Equal(t, "4550823210217540218403400309533329186487982452461145263910122718498735057257", h.String())
+	assert.Equal(t,
+		"4550823210217540218403400309533329186487982452461145263910122718498735057257",
+		h.String())
 
 	v, err := account.HashValue()
 	assert.NoError(t, err)
-	assert.Equal(t, "4550823210217540218403400309533329186487982452461145263910122718498735057257", v.String())
+	assert.Equal(t,
+		"4550823210217540218403400309533329186487982452461145263910122718498735057257",
+		v.String())
 
 	// second account
 	ay = big.NewInt(0)
@@ -261,7 +273,9 @@ func TestAccountHashValueTestVectors(t *testing.T) {
 	}
 	v, err = account.HashValue()
 	assert.NoError(t, err)
-	assert.Equal(t, "7750253361301235345986002241352365187241910378619330147114280396816709365657", v.String())
+	assert.Equal(t,
+		"7750253361301235345986002241352365187241910378619330147114280396816709365657",
+		v.String())
 
 	// third account
 	ay = bigFromStr("21b0a1688b37f77b1d1d5539ec3b826db5ac78b2513f574a04c50a7d4f8246d7", 16)
@@ -279,11 +293,15 @@ func TestAccountHashValueTestVectors(t *testing.T) {
 	assert.NoError(t, err)
 	assert.Equal(t, "554050781187", e[0].String())
 	assert.Equal(t, "42000000000000000000", e[1].String())
-	assert.Equal(t, "15238403086306505038849621710779816852318505119327426213168494964113886299863", e[2].String())
+	assert.Equal(t,
+		"15238403086306505038849621710779816852318505119327426213168494964113886299863",
+		e[2].String())
 	assert.Equal(t, "935037732739828347587684875151694054123613453305", e[3].String())
 	v, err = account.HashValue()
 	assert.NoError(t, err)
-	assert.Equal(t, "10565754214047872850889045989683221123564392137456000481397520902594455245517", v.String())
+	assert.Equal(t,
+		"10565754214047872850889045989683221123564392137456000481397520902594455245517",
+		v.String())
 }
 
 func TestAccountErrNotInFF(t *testing.T) {
@@ -312,7 +330,8 @@ func TestAccountErrNotInFF(t *testing.T) {
 
 func TestAccountErrNumOverflowNonce(t *testing.T) {
 	var sk babyjub.PrivateKey
-	_, err := hex.Decode(sk[:], []byte("0001020304050607080900010203040506070809000102030405060708090001"))
+	_, err := hex.Decode(sk[:],
+		[]byte("0001020304050607080900010203040506070809000102030405060708090001"))
 	assert.NoError(t, err)
 	pk := sk.Public()
 
@@ -339,7 +358,8 @@ func TestAccountErrNumOverflowNonce(t *testing.T) {
 
 func TestAccountErrNumOverflowBalance(t *testing.T) {
 	var sk babyjub.PrivateKey
-	_, err := hex.Decode(sk[:], []byte("0001020304050607080900010203040506070809000102030405060708090001"))
+	_, err := hex.Decode(sk[:],
+		[]byte("0001020304050607080900010203040506070809000102030405060708090001"))
 	assert.NoError(t, err)
 	pk := sk.Public()
 
@@ -351,14 +371,16 @@ func TestAccountErrNumOverflowBalance(t *testing.T) {
 		BJJ:     pk.Compress(),
 		EthAddr: ethCommon.HexToAddress("0xc58d29fA6e86E4FAe04DDcEd660d45BCf3Cb2370"),
 	}
-	assert.Equal(t, "6277101735386680763835789423207666416102355444464034512895", account.Balance.String())
+	assert.Equal(t, "6277101735386680763835789423207666416102355444464034512895",
+		account.Balance.String())
 
 	_, err = account.Bytes()
 	assert.NoError(t, err)
 
 	// force value overflow
 	account.Balance = new(big.Int).Exp(big.NewInt(2), big.NewInt(192), nil)
-	assert.Equal(t, "6277101735386680763835789423207666416102355444464034512896", account.Balance.String())
+	assert.Equal(t, "6277101735386680763835789423207666416102355444464034512896",
+		account.Balance.String())
 	b, err := account.Bytes()
 	assert.NotNil(t, err)
 	assert.Equal(t, fmt.Errorf("%s Balance", ErrNumOverflow), tracerr.Unwrap(err))

common/accountcreationauths_test.go

@@ -13,7 +13,8 @@ import (
 
 func TestAccountCreationAuthSignVerify(t *testing.T) {
 	// Ethereum key
-	ethSk, err := ethCrypto.HexToECDSA("fad9c8855b740a0b7ed4c221dbad0f33a83a49cad6b3fe8d5817ac83d38b6a19")
+	ethSk, err :=
+		ethCrypto.HexToECDSA("fad9c8855b740a0b7ed4c221dbad0f33a83a49cad6b3fe8d5817ac83d38b6a19")
 	require.NoError(t, err)
 	ethAddr := ethCrypto.PubkeyToAddress(ethSk.PublicKey)
 
@@ -69,6 +70,7 @@ func TestAccountCreationAuthJSComp(t *testing.T) {
 		sigExpected        string
 	}
 	var tvs []testVector
+	//nolint:lll
 	tv0 := testVector{
 		ethSk:              "0000000000000000000000000000000000000000000000000000000000000001",
 		expectedAddress:    "0x7E5F4552091A69125d5DfCb7b8C2659029395Bdf",
@@ -79,6 +81,7 @@ func TestAccountCreationAuthJSComp(t *testing.T) {
 		hashExpected:       "c56eba41e511df100c804c5c09288f35887efea4f033be956481af335df3bea2",
 		sigExpected:        "dbedcc5ce02db8f48afbdb2feba9a3a31848eaa8fca5f312ce37b01db45d2199208335330d4445bd2f51d1db68dbc0d0bf3585c4a07504b4efbe46a69eaae5a21b",
 	}
+	//nolint:lll
 	tv1 := testVector{
 		ethSk:              "0000000000000000000000000000000000000000000000000000000000000002",
 		expectedAddress:    "0x2B5AD5c4795c026514f8317c7a215E218DcCD6cF",
@@ -89,6 +92,7 @@ func TestAccountCreationAuthJSComp(t *testing.T) {
 		hashExpected:       "deb9afa479282cf27b442ce8ba86b19448aa87eacef691521a33db5d0feb9959",
 		sigExpected:        "6a0da90ba2d2b1be679a28ebe54ee03082d44b836087391cd7d2607c1e4dafe04476e6e88dccb8707c68312512f16c947524b35c80f26c642d23953e9bb84c701c",
 	}
+	//nolint:lll
 	tv2 := testVector{
 		ethSk:              "c5e8f61d1ab959b397eecc0a37a6517b8e67a0e7cf1f4bce5591f3ed80199122",
 		expectedAddress:    "0xc783df8a850f42e7F7e57013759C285caa701eB6",

common/batch.go

@@ -13,8 +13,9 @@ const batchNumBytesLen = 8
 
 // Batch is a struct that represents Hermez network batch
 type Batch struct {
-	BatchNum           BatchNum             `meddler:"batch_num"`
+	BatchNum BatchNum `meddler:"batch_num"`
-	EthBlockNum        int64                `meddler:"eth_block_num"` // Ethereum block in which the batch is forged
+	// Ethereum block in which the batch is forged
+	EthBlockNum        int64                `meddler:"eth_block_num"`
 	ForgerAddr         ethCommon.Address    `meddler:"forger_addr"`
 	CollectedFees      map[TokenID]*big.Int `meddler:"fees_collected,json"`
 	FeeIdxsCoordinator []Idx                `meddler:"fee_idxs_coordinator,json"`
@@ -22,9 +23,11 @@ type Batch struct {
 	NumAccounts        int                  `meddler:"num_accounts"`
 	LastIdx            int64                `meddler:"last_idx"`
 	ExitRoot           *big.Int             `meddler:"exit_root,bigint"`
-	ForgeL1TxsNum      *int64               `meddler:"forge_l1_txs_num"` // optional, Only when the batch forges L1 txs. Identifier that corresponds to the group of L1 txs forged in the current batch.
+	// ForgeL1TxsNum is optional, Only when the batch forges L1 txs. Identifier that corresponds
-	SlotNum            int64                `meddler:"slot_num"`         // Slot in which the batch is forged
+	// to the group of L1 txs forged in the current batch.
-	TotalFeesUSD       *float64             `meddler:"total_fees_usd"`
+	ForgeL1TxsNum *int64   `meddler:"forge_l1_txs_num"`
+	SlotNum       int64    `meddler:"slot_num"` // Slot in which the batch is forged
+	TotalFeesUSD  *float64 `meddler:"total_fees_usd"`
 }
 
 // NewEmptyBatch creates a new empty batch
@@ -63,7 +66,9 @@ func (bn BatchNum) BigInt() *big.Int {
 // BatchNumFromBytes returns BatchNum from a []byte
 func BatchNumFromBytes(b []byte) (BatchNum, error) {
 	if len(b) != batchNumBytesLen {
-		return 0, tracerr.Wrap(fmt.Errorf("can not parse BatchNumFromBytes, bytes len %d, expected %d", len(b), batchNumBytesLen))
+		return 0,
+			tracerr.Wrap(fmt.Errorf("can not parse BatchNumFromBytes, bytes len %d, expected %d",
+				len(b), batchNumBytesLen))
 	}
 	batchNum := binary.BigEndian.Uint64(b[:batchNumBytesLen])
 	return BatchNum(batchNum), nil

common/coordinator.go

@@ -5,10 +5,15 @@ import (
 )
 
 // Coordinator represents a Hermez network coordinator who wins an auction for an specific slot
-// WARNING: this is strongly based on the previous implementation, once the new spec is done, this may change a lot.
+// WARNING: this is strongly based on the previous implementation, once the new spec is done, this
+// may change a lot.
 type Coordinator struct {
-	Bidder      ethCommon.Address `meddler:"bidder_addr"`   // address of the bidder
+	// Bidder is the address of the bidder
-	Forger      ethCommon.Address `meddler:"forger_addr"`   // address of the forger
+	Bidder ethCommon.Address `meddler:"bidder_addr"`
-	EthBlockNum int64             `meddler:"eth_block_num"` // block in which the coordinator was registered
+	// Forger is the address of the forger
-	URL         string            `meddler:"url"`           // URL of the coordinators API
+	Forger ethCommon.Address `meddler:"forger_addr"`
+	// EthBlockNum is the block in which the coordinator was registered
+	EthBlockNum int64 `meddler:"eth_block_num"`
+	// URL of the coordinators API
+	URL string `meddler:"url"`
 }

common/ethauction.go

@@ -68,11 +68,13 @@ type AuctionVariables struct {
 	ClosedAuctionSlots uint16 `meddler:"closed_auction_slots" validate:"required"`
 	// Distance (#slots) to the farthest slot to which you can bid (30 days = 4320 slots )
 	OpenAuctionSlots uint16 `meddler:"open_auction_slots" validate:"required"`
-	// How the HEZ tokens deposited by the slot winner are distributed (Burn: 40% - Donation: 40% - HGT: 20%)
+	// How the HEZ tokens deposited by the slot winner are distributed (Burn: 40% - Donation:
+	// 40% - HGT: 20%)
 	AllocationRatio [3]uint16 `meddler:"allocation_ratio,json" validate:"required"`
 	// Minimum outbid (percentage) over the previous one to consider it valid
 	Outbidding uint16 `meddler:"outbidding" validate:"required"`
-	// Number of blocks at the end of a slot in which any coordinator can forge if the winner has not forged one before
+	// Number of blocks at the end of a slot in which any coordinator can forge if the winner
+	// has not forged one before
 	SlotDeadline uint8 `meddler:"slot_deadline" validate:"required"`
 }
 

common/ethrollup.go

@@ -20,19 +20,22 @@ const (
 	// RollupConstExitIDx IDX 1 is reserved for exits
 	RollupConstExitIDx = 1
 	// RollupConstLimitTokens Max number of tokens allowed to be registered inside the rollup
-	RollupConstLimitTokens = (1 << 32)
+	RollupConstLimitTokens = (1 << 32) //nolint:gomnd
-	// RollupConstL1CoordinatorTotalBytes [4 bytes] token + [32 bytes] babyjub + [65 bytes] compressedSignature
+	// RollupConstL1CoordinatorTotalBytes [4 bytes] token + [32 bytes] babyjub + [65 bytes]
+	// compressedSignature
 	RollupConstL1CoordinatorTotalBytes = 101
-	// RollupConstL1UserTotalBytes [20 bytes] fromEthAddr + [32 bytes] fromBjj-compressed + [6 bytes] fromIdx +
+	// RollupConstL1UserTotalBytes [20 bytes] fromEthAddr + [32 bytes] fromBjj-compressed + [6
-	// [5 bytes] depositAmountFloat40 + [5 bytes] amountFloat40 + [4 bytes] tokenId + [6 bytes] toIdx
+	// bytes] fromIdx + [5 bytes] depositAmountFloat40 + [5 bytes] amountFloat40 + [4 bytes]
+	// tokenId + [6 bytes] toIdx
 	RollupConstL1UserTotalBytes = 78
 	// RollupConstMaxL1UserTx Maximum L1-user transactions allowed to be queued in a batch
 	RollupConstMaxL1UserTx = 128
 	// RollupConstMaxL1Tx Maximum L1 transactions allowed to be queued in a batch
 	RollupConstMaxL1Tx = 256
-	// RollupConstInputSHAConstantBytes [6 bytes] lastIdx + [6 bytes] newLastIdx  + [32 bytes] stateRoot  + [32 bytes] newStRoot  + [32 bytes] newExitRoot +
+	// RollupConstInputSHAConstantBytes [6 bytes] lastIdx + [6 bytes] newLastIdx  + [32 bytes]
-	// [_MAX_L1_TX * _L1_USER_TOTALBYTES bytes] l1TxsData + totalL2TxsDataLength + feeIdxCoordinatorLength + [2 bytes] chainID =
+	// stateRoot  + [32 bytes] newStRoot  + [32 bytes] newExitRoot + [_MAX_L1_TX *
-	// 18542 bytes +  totalL2TxsDataLength + feeIdxCoordinatorLength
+	// _L1_USER_TOTALBYTES bytes] l1TxsData + totalL2TxsDataLength + feeIdxCoordinatorLength +
+	// [2 bytes] chainID = 18542 bytes +  totalL2TxsDataLength + feeIdxCoordinatorLength
 	RollupConstInputSHAConstantBytes = 18546
 	// RollupConstNumBuckets Number of buckets
 	RollupConstNumBuckets = 5
@@ -44,14 +47,18 @@ const (
 
 var (
 	// RollupConstLimitDepositAmount Max deposit amount allowed (depositAmount: L1 --> L2)
-	RollupConstLimitDepositAmount, _ = new(big.Int).SetString("340282366920938463463374607431768211456", 10)
+	RollupConstLimitDepositAmount, _ = new(big.Int).SetString(
+		"340282366920938463463374607431768211456", 10)
 	// RollupConstLimitL2TransferAmount Max amount allowed (amount L2 --> L2)
-	RollupConstLimitL2TransferAmount, _ = new(big.Int).SetString("6277101735386680763835789423207666416102355444464034512896", 10)
+	RollupConstLimitL2TransferAmount, _ = new(big.Int).SetString(
+		"6277101735386680763835789423207666416102355444464034512896", 10)
 
-	// RollupConstEthAddressInternalOnly This ethereum address is used internally for rollup accounts that don't have ethereum address, only Babyjubjub
+	// RollupConstEthAddressInternalOnly This ethereum address is used internally for rollup
-	// This non-ethereum accounts can be created by the coordinator and allow users to have a rollup
+	// accounts that don't have ethereum address, only Babyjubjub.
-	// account without needing an ethereum address
+	// This non-ethereum accounts can be created by the coordinator and allow users to have a
-	RollupConstEthAddressInternalOnly = ethCommon.HexToAddress("0xFFfFfFffFFfffFFfFFfFFFFFffFFFffffFfFFFfF")
+	// rollup account without needing an ethereum address
+	RollupConstEthAddressInternalOnly = ethCommon.HexToAddress(
+		"0xFFfFfFffFFfffFFfFFfFFFFFffFFFffffFfFFFfF")
 	// RollupConstRfield Modulus zkSNARK
 	RollupConstRfield, _ = new(big.Int).SetString(
 		"21888242871839275222246405745257275088548364400416034343698204186575808495617", 10)
@@ -63,24 +70,32 @@ var (
 
 	// RollupConstRecipientInterfaceHash ERC777 recipient interface hash
 	RollupConstRecipientInterfaceHash = crypto.Keccak256([]byte("ERC777TokensRecipient"))
-	// RollupConstPerformL1UserTxSignature the signature of the function that can be called thru an ERC777 `send`
+	// RollupConstPerformL1UserTxSignature the signature of the function that can be called thru
-	RollupConstPerformL1UserTxSignature = crypto.Keccak256([]byte("addL1Transaction(uint256,uint48,uint16,uint16,uint32,uint48)"))
+	// an ERC777 `send`
-	// RollupConstAddTokenSignature the signature of the function that can be called thru an ERC777 `send`
+	RollupConstPerformL1UserTxSignature = crypto.Keccak256([]byte(
+		"addL1Transaction(uint256,uint48,uint16,uint16,uint32,uint48)"))
+	// RollupConstAddTokenSignature the signature of the function that can be called thru an
+	// ERC777 `send`
 	RollupConstAddTokenSignature = crypto.Keccak256([]byte("addToken(address)"))
 	// RollupConstSendSignature ERC777 Signature
 	RollupConstSendSignature = crypto.Keccak256([]byte("send(address,uint256,bytes)"))
 	// RollupConstERC777Granularity ERC777 Signature
 	RollupConstERC777Granularity = crypto.Keccak256([]byte("granularity()"))
-	// RollupConstWithdrawalDelayerDeposit  This constant are used to deposit tokens from ERC77 tokens into withdrawal delayer
+	// RollupConstWithdrawalDelayerDeposit  This constant are used to deposit tokens from ERC77
+	// tokens into withdrawal delayer
 	RollupConstWithdrawalDelayerDeposit = crypto.Keccak256([]byte("deposit(address,address,uint192)"))
 
 	// ERC20 signature
 
-	// RollupConstTransferSignature This constant is used in the _safeTransfer internal method in order to safe GAS.
+	// RollupConstTransferSignature This constant is used in the _safeTransfer internal method
+	// in order to safe GAS.
 	RollupConstTransferSignature = crypto.Keccak256([]byte("transfer(address,uint256)"))
-	// RollupConstTransferFromSignature This constant is used in the _safeTransfer internal method in order to safe GAS.
+	// RollupConstTransferFromSignature This constant is used in the _safeTransfer internal
-	RollupConstTransferFromSignature = crypto.Keccak256([]byte("transferFrom(address,address,uint256)"))
+	// method in order to safe GAS.
-	// RollupConstApproveSignature This constant is used in the _safeTransfer internal method in order to safe GAS.
+	RollupConstTransferFromSignature = crypto.Keccak256([]byte(
+		"transferFrom(address,address,uint256)"))
+	// RollupConstApproveSignature This constant is used in the _safeTransfer internal method in
+	// order to safe GAS.
 	RollupConstApproveSignature = crypto.Keccak256([]byte("approve(address,uint256)"))
 	// RollupConstERC20Signature ERC20 decimals signature
 	RollupConstERC20Signature = crypto.Keccak256([]byte("decimals()"))
@@ -141,6 +156,7 @@ type TokenExchange struct {
 }
 
 // RollupVariables are the variables of the Rollup Smart Contract
+//nolint:lll
 type RollupVariables struct {
 	EthBlockNum           int64                               `meddler:"eth_block_num"`
 	FeeAddToken           *big.Int                            `meddler:"fee_add_token,bigint" validate:"required"`

common/ethwdelayer.go

@@ -27,6 +27,7 @@ type WDelayerEscapeHatchWithdrawal struct {
 }
 
 // WDelayerVariables are the variables of the Withdrawal Delayer Smart Contract
+//nolint:lll
 type WDelayerVariables struct {
 	EthBlockNum int64 `json:"ethereumBlockNum" meddler:"eth_block_num"`
 	// HermezRollupAddress        ethCommon.Address `json:"hermezRollupAddress" meddler:"rollup_address"`

common/l1tx.go

@@ -21,25 +21,33 @@ type L1Tx struct {
 	// where type:
 	// 	- L1UserTx: 0
 	// 	- L1CoordinatorTx: 1
-	TxID             TxID                  `meddler:"id"`
+	TxID TxID `meddler:"id"`
-	ToForgeL1TxsNum  *int64                `meddler:"to_forge_l1_txs_num"` // toForgeL1TxsNum in which the tx was forged / will be forged
+	// ToForgeL1TxsNum indicates in which the tx was forged / will be forged
-	Position         int                   `meddler:"position"`
+	ToForgeL1TxsNum *int64 `meddler:"to_forge_l1_txs_num"`
-	UserOrigin       bool                  `meddler:"user_origin"`         // true if the tx was originated by a user, false if it was aoriginated by a coordinator. Note that this differ from the spec for implementation simplification purpposes
+	Position        int    `meddler:"position"`
-	FromIdx          Idx                   `meddler:"from_idx,zeroisnull"` // FromIdx is used by L1Tx/Deposit to indicate the Idx receiver of the L1Tx.DepositAmount (deposit)
+	// UserOrigin is set to true if the tx was originated by a user, false if it was
+	// aoriginated by a coordinator. Note that this differ from the spec for implementation
+	// simplification purpposes
+	UserOrigin bool `meddler:"user_origin"`
+	// FromIdx is used by L1Tx/Deposit to indicate the Idx receiver of the L1Tx.DepositAmount
+	// (deposit)
+	FromIdx          Idx                   `meddler:"from_idx,zeroisnull"`
 	EffectiveFromIdx Idx                   `meddler:"effective_from_idx,zeroisnull"`
 	FromEthAddr      ethCommon.Address     `meddler:"from_eth_addr,zeroisnull"`
 	FromBJJ          babyjub.PublicKeyComp `meddler:"from_bjj,zeroisnull"`
-	ToIdx            Idx                   `meddler:"to_idx"` // ToIdx is ignored in L1Tx/Deposit, but used in the L1Tx/DepositAndTransfer
+	// ToIdx is ignored in L1Tx/Deposit, but used in the L1Tx/DepositAndTransfer
-	TokenID          TokenID               `meddler:"token_id"`
+	ToIdx   Idx      `meddler:"to_idx"`
-	Amount           *big.Int              `meddler:"amount,bigint"`
+	TokenID TokenID  `meddler:"token_id"`
+	Amount  *big.Int `meddler:"amount,bigint"`
 	// EffectiveAmount only applies to L1UserTx.
 	EffectiveAmount *big.Int `meddler:"effective_amount,bigintnull"`
 	DepositAmount   *big.Int `meddler:"deposit_amount,bigint"`
 	// EffectiveDepositAmount only applies to L1UserTx.
-	EffectiveDepositAmount *big.Int  `meddler:"effective_deposit_amount,bigintnull"`
+	EffectiveDepositAmount *big.Int `meddler:"effective_deposit_amount,bigintnull"`
-	EthBlockNum            int64     `meddler:"eth_block_num"` // Ethereum Block Number in which this L1Tx was added to the queue
+	// Ethereum Block Number in which this L1Tx was added to the queue
-	Type                   TxType    `meddler:"type"`
+	EthBlockNum int64     `meddler:"eth_block_num"`
-	BatchNum               *BatchNum `meddler:"batch_num"`
+	Type        TxType    `meddler:"type"`
+	BatchNum    *BatchNum `meddler:"batch_num"`
 }
 
 // NewL1Tx returns the given L1Tx with the TxId & Type parameters calculated
@@ -331,7 +339,9 @@ func (tx *L1Tx) BytesCoordinatorTx(compressedSignatureBytes []byte) ([]byte, err
 // L1UserTxFromBytes decodes a L1Tx from []byte
 func L1UserTxFromBytes(b []byte) (*L1Tx, error) {
 	if len(b) != RollupConstL1UserTotalBytes {
-		return nil, tracerr.Wrap(fmt.Errorf("Can not parse L1Tx bytes, expected length %d, current: %d", 68, len(b)))
+		return nil,
+			tracerr.Wrap(fmt.Errorf("Can not parse L1Tx bytes, expected length %d, current: %d",
+				68, len(b)))
 	}
 
 	tx := &L1Tx{
@@ -369,9 +379,12 @@ func L1UserTxFromBytes(b []byte) (*L1Tx, error) {
 }
 
 // L1CoordinatorTxFromBytes decodes a L1Tx from []byte
-func L1CoordinatorTxFromBytes(b []byte, chainID *big.Int, hermezAddress ethCommon.Address) (*L1Tx, error) {
+func L1CoordinatorTxFromBytes(b []byte, chainID *big.Int, hermezAddress ethCommon.Address) (*L1Tx,
+	error) {
 	if len(b) != RollupConstL1CoordinatorTotalBytes {
-		return nil, tracerr.Wrap(fmt.Errorf("Can not parse L1CoordinatorTx bytes, expected length %d, current: %d", 101, len(b)))
+		return nil, tracerr.Wrap(
+			fmt.Errorf("Can not parse L1CoordinatorTx bytes, expected length %d, current: %d",
+				101, len(b)))
 	}
 
 	tx := &L1Tx{

common/l1tx_test.go

@@ -29,7 +29,8 @@ func TestNewL1UserTx(t *testing.T) {
 	}
 	l1Tx, err := NewL1Tx(l1Tx)
 	assert.NoError(t, err)
-	assert.Equal(t, "0x00a6cbae3b8661fb75b0919ca6605a02cfb04d9c6dd16870fa0fcdf01befa32768", l1Tx.TxID.String())
+	assert.Equal(t, "0x00a6cbae3b8661fb75b0919ca6605a02cfb04d9c6dd16870fa0fcdf01befa32768",
+		l1Tx.TxID.String())
 }
 
 func TestNewL1CoordinatorTx(t *testing.T) {
@@ -46,7 +47,8 @@ func TestNewL1CoordinatorTx(t *testing.T) {
 	}
 	l1Tx, err := NewL1Tx(l1Tx)
 	assert.NoError(t, err)
-	assert.Equal(t, "0x01274482d73df4dab34a1b6740adfca347a462513aa14e82f27b12f818d1b68c84", l1Tx.TxID.String())
+	assert.Equal(t, "0x01274482d73df4dab34a1b6740adfca347a462513aa14e82f27b12f818d1b68c84",
+		l1Tx.TxID.String())
 }
 
 func TestL1TxCompressedData(t *testing.T) {
@@ -199,7 +201,8 @@ func TestL1userTxByteParsers(t *testing.T) {
 func TestL1TxByteParsersCompatibility(t *testing.T) {
 	// Data from compatibility test
 	var pkComp babyjub.PublicKeyComp
-	pkCompB, err := hex.DecodeString("0dd02deb2c81068e7a0f7e327df80b4ab79ee1f41a7def613e73a20c32eece5a")
+	pkCompB, err :=
+		hex.DecodeString("0dd02deb2c81068e7a0f7e327df80b4ab79ee1f41a7def613e73a20c32eece5a")
 	require.NoError(t, err)
 	pkCompL := SwapEndianness(pkCompB)
 	err = pkComp.UnmarshalText([]byte(hex.EncodeToString(pkCompL)))
@@ -220,7 +223,8 @@ func TestL1TxByteParsersCompatibility(t *testing.T) {
 
 	encodedData, err := l1Tx.BytesUser()
 	require.NoError(t, err)
-	expected := "85dab5b9e2e361d0c208d77be90efcc0439b0a530dd02deb2c81068e7a0f7e327df80b4ab79ee1f41a7def613e73a20c32eece5a000001c638db52540be400459682f0000020039c0000053cb88d"
+	expected := "85dab5b9e2e361d0c208d77be90efcc0439b0a530dd02deb2c81068e7a0f7e327df80b4ab79e" +
+		"e1f41a7def613e73a20c32eece5a000001c638db52540be400459682f0000020039c0000053cb88d"
 	assert.Equal(t, expected, hex.EncodeToString(encodedData))
 }
 
@@ -228,7 +232,8 @@ func TestL1CoordinatorTxByteParsers(t *testing.T) {
 	hermezAddress := ethCommon.HexToAddress("0xD6C850aeBFDC46D7F4c207e445cC0d6B0919BDBe")
 	chainID := big.NewInt(1337)
 
-	privateKey, err := crypto.HexToECDSA("fad9c8855b740a0b7ed4c221dbad0f33a83a49cad6b3fe8d5817ac83d38b6a19")
+	privateKey, err :=
+		crypto.HexToECDSA("fad9c8855b740a0b7ed4c221dbad0f33a83a49cad6b3fe8d5817ac83d38b6a19")
 	require.NoError(t, err)
 
 	publicKey := privateKey.Public()
@@ -300,7 +305,8 @@ func TestL1CoordinatorTxByteParsersCompatibility(t *testing.T) {
 	signature = append(signature, v[:]...)
 
 	var pkComp babyjub.PublicKeyComp
-	pkCompB, err := hex.DecodeString("a2c2807ee39c3b3378738cff85a46a9465bb8fcf44ea597c33da9719be7c259c")
+	pkCompB, err :=
+		hex.DecodeString("a2c2807ee39c3b3378738cff85a46a9465bb8fcf44ea597c33da9719be7c259c")
 	require.NoError(t, err)
 	pkCompL := SwapEndianness(pkCompB)
 	err = pkComp.UnmarshalText([]byte(hex.EncodeToString(pkCompL)))
@@ -315,7 +321,9 @@ func TestL1CoordinatorTxByteParsersCompatibility(t *testing.T) {
 	encodeData, err := l1Tx.BytesCoordinatorTx(signature)
 	require.NoError(t, err)
 
-	expected, err := utils.HexDecode("1b186d7122ff7f654cfed3156719774898d573900c86599a885a706dbdffe5ea8cda71e5eb097e115405d84d1e7b464009b434b32c014a2df502d1f065ced8bc3ba2c2807ee39c3b3378738cff85a46a9465bb8fcf44ea597c33da9719be7c259c000000e7")
+	expected, err := utils.HexDecode("1b186d7122ff7f654cfed3156719774898d573900c86599a885a706" +
+		"dbdffe5ea8cda71e5eb097e115405d84d1e7b464009b434b32c014a2df502d1f065ced8bc3ba2c28" +
+		"07ee39c3b3378738cff85a46a9465bb8fcf44ea597c33da9719be7c259c000000e7")
 	require.NoError(t, err)
 
 	assert.Equal(t, expected, encodeData)

common/l2tx.go

@@ -21,9 +21,10 @@ type L2Tx struct {
 	Amount  *big.Int    `meddler:"amount,bigint"`
 	Fee     FeeSelector `meddler:"fee"`
 	// Nonce is filled by the TxProcessor
-	Nonce       Nonce  `meddler:"nonce"`
+	Nonce Nonce  `meddler:"nonce"`
-	Type        TxType `meddler:"type"`
+	Type  TxType `meddler:"type"`
-	EthBlockNum int64  `meddler:"eth_block_num"` // EthereumBlockNumber in which this L2Tx was added to the queue
+	// EthBlockNum in which this L2Tx was added to the queue
+	EthBlockNum int64 `meddler:"eth_block_num"`
 }
 
 // NewL2Tx returns the given L2Tx with the TxId & Type parameters calculated

common/l2tx_test.go

@@ -19,7 +19,8 @@ func TestNewL2Tx(t *testing.T) {
 	}
 	l2Tx, err := NewL2Tx(l2Tx)
 	assert.NoError(t, err)
-	assert.Equal(t, "0x022669acda59b827d20ef5354a3eebd1dffb3972b0a6bf89d18bfd2efa0ab9f41e", l2Tx.TxID.String())
+	assert.Equal(t, "0x022669acda59b827d20ef5354a3eebd1dffb3972b0a6bf89d18bfd2efa0ab9f41e",
+		l2Tx.TxID.String())
 
 	l2Tx = &L2Tx{
 		FromIdx: 87654,
@@ -30,7 +31,8 @@ func TestNewL2Tx(t *testing.T) {
 	}
 	l2Tx, err = NewL2Tx(l2Tx)
 	assert.NoError(t, err)
-	assert.Equal(t, "0x029e7499a830f8f5eb17c07da48cf91415710f1bcbe0169d363ff91e81faf92fc2", l2Tx.TxID.String())
+	assert.Equal(t, "0x029e7499a830f8f5eb17c07da48cf91415710f1bcbe0169d363ff91e81faf92fc2",
+		l2Tx.TxID.String())
 
 	l2Tx = &L2Tx{
 		FromIdx: 87654,
@@ -42,7 +44,8 @@ func TestNewL2Tx(t *testing.T) {
 	}
 	l2Tx, err = NewL2Tx(l2Tx)
 	assert.NoError(t, err)
-	assert.Equal(t, "0x0255c70ed20e1b8935232e1b9c5884dbcc88a6e1a3454d24f2d77252eb2bb0b64e", l2Tx.TxID.String())
+	assert.Equal(t, "0x0255c70ed20e1b8935232e1b9c5884dbcc88a6e1a3454d24f2d77252eb2bb0b64e",
+		l2Tx.TxID.String())
 
 	l2Tx = &L2Tx{
 		FromIdx: 87654,
@@ -54,7 +57,8 @@ func TestNewL2Tx(t *testing.T) {
 	}
 	l2Tx, err = NewL2Tx(l2Tx)
 	assert.NoError(t, err)
-	assert.Equal(t, "0x0206b372f967061d1148bbcff679de38120e075141a80a07326d0f514c2efc6ca9", l2Tx.TxID.String())
+	assert.Equal(t, "0x0206b372f967061d1148bbcff679de38120e075141a80a07326d0f514c2efc6ca9",
+		l2Tx.TxID.String())
 
 	l2Tx = &L2Tx{
 		FromIdx: 1,
@@ -66,7 +70,8 @@ func TestNewL2Tx(t *testing.T) {
 	}
 	l2Tx, err = NewL2Tx(l2Tx)
 	assert.NoError(t, err)
-	assert.Equal(t, "0x0236f7ea5bccf78ba60baf56c058d235a844f9b09259fd0efa4f5f72a7d4a26618", l2Tx.TxID.String())
+	assert.Equal(t, "0x0236f7ea5bccf78ba60baf56c058d235a844f9b09259fd0efa4f5f72a7d4a26618",
+		l2Tx.TxID.String())
 
 	l2Tx = &L2Tx{
 		FromIdx: 999,
@@ -78,7 +83,8 @@ func TestNewL2Tx(t *testing.T) {
 	}
 	l2Tx, err = NewL2Tx(l2Tx)
 	assert.NoError(t, err)
-	assert.Equal(t, "0x02ac122f5b709ce190129fecbbe35bfd30c70e6433dbd85a8eb743d110906a1dc1", l2Tx.TxID.String())
+	assert.Equal(t, "0x02ac122f5b709ce190129fecbbe35bfd30c70e6433dbd85a8eb743d110906a1dc1",
+		l2Tx.TxID.String())
 
 	l2Tx = &L2Tx{
 		FromIdx: 4444,
@@ -90,7 +96,8 @@ func TestNewL2Tx(t *testing.T) {
 	}
 	l2Tx, err = NewL2Tx(l2Tx)
 	assert.NoError(t, err)
-	assert.Equal(t, "0x02c674951a81881b7bc50db3b9e5efd97ac88550c7426ac548720e5057cfba515a", l2Tx.TxID.String())
+	assert.Equal(t, "0x02c674951a81881b7bc50db3b9e5efd97ac88550c7426ac548720e5057cfba515a",
+		l2Tx.TxID.String())
 }
 
 func TestL2TxByteParsers(t *testing.T) {

common/pooll2tx.go

@@ -16,7 +16,8 @@ import (
 // EmptyBJJComp contains the 32 byte array of a empty BabyJubJub PublicKey
 // Compressed. It is a valid point in the BabyJubJub curve, so does not give
 // errors when being decompressed.
-var EmptyBJJComp = babyjub.PublicKeyComp([32]byte{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0})
+var EmptyBJJComp = babyjub.PublicKeyComp([32]byte{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+	0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0})
 
 // PoolL2Tx is a struct that represents a L2Tx sent by an account to the
 // coordinator that is waiting to be forged
@@ -318,7 +319,8 @@ func (tx *PoolL2Tx) HashToSign(chainID uint16) (*big.Int, error) {
 
 	_, rqToBJJY := babyjub.UnpackSignY(tx.RqToBJJ)
 
-	return poseidon.Hash([]*big.Int{toCompressedData, e1, toBJJY, rqTxCompressedDataV2, rqToEthAddr, rqToBJJY})
+	return poseidon.Hash([]*big.Int{toCompressedData, e1, toBJJY, rqTxCompressedDataV2,
+		rqToEthAddr, rqToBJJY})
 }
 
 // VerifySignature returns true if the signature verification is correct for the given PublicKeyComp

common/pooll2tx_test.go

@@ -21,17 +21,20 @@ func TestNewPoolL2Tx(t *testing.T) {
 	}
 	poolL2Tx, err := NewPoolL2Tx(poolL2Tx)
 	assert.NoError(t, err)
-	assert.Equal(t, "0x022669acda59b827d20ef5354a3eebd1dffb3972b0a6bf89d18bfd2efa0ab9f41e", poolL2Tx.TxID.String())
+	assert.Equal(t, "0x022669acda59b827d20ef5354a3eebd1dffb3972b0a6bf89d18bfd2efa0ab9f41e",
+		poolL2Tx.TxID.String())
 }
 
 func TestTxCompressedDataAndTxCompressedDataV2JSVectors(t *testing.T) {
 	// test vectors values generated from javascript implementation
 	var skPositive babyjub.PrivateKey // 'Positive' refers to the sign
-	_, err := hex.Decode(skPositive[:], []byte("0001020304050607080900010203040506070809000102030405060708090001"))
+	_, err := hex.Decode(skPositive[:],
+		[]byte("0001020304050607080900010203040506070809000102030405060708090001"))
 	assert.NoError(t, err)
 
 	var skNegative babyjub.PrivateKey // 'Negative' refers to the sign
-	_, err = hex.Decode(skNegative[:], []byte("0001020304050607080900010203040506070809000102030405060708090002"))
+	_, err = hex.Decode(skNegative[:],
+		[]byte("0001020304050607080900010203040506070809000102030405060708090002"))
 	assert.NoError(t, err)
 
 	amount, ok := new(big.Int).SetString("343597383670000000000000000000000000000000", 10)
@@ -123,7 +126,8 @@ func TestTxCompressedDataAndTxCompressedDataV2JSVectors(t *testing.T) {
 
 func TestRqTxCompressedDataV2(t *testing.T) {
 	var sk babyjub.PrivateKey
-	_, err := hex.Decode(sk[:], []byte("0001020304050607080900010203040506070809000102030405060708090001"))
+	_, err := hex.Decode(sk[:],
+		[]byte("0001020304050607080900010203040506070809000102030405060708090001"))
 	assert.NoError(t, err)
 	tx := PoolL2Tx{
 		RqFromIdx: 7,
@@ -142,7 +146,8 @@ func TestRqTxCompressedDataV2(t *testing.T) {
 	expected, ok := new(big.Int).SetString(expectedStr, 10)
 	assert.True(t, ok)
 	assert.Equal(t, expected.Bytes(), txCompressedData.Bytes())
-	assert.Equal(t, "010c000000000b0000000a0000000009000000000008000000000007", hex.EncodeToString(txCompressedData.Bytes()))
+	assert.Equal(t, "010c000000000b0000000a0000000009000000000008000000000007",
+		hex.EncodeToString(txCompressedData.Bytes()))
 }
 
 func TestHashToSign(t *testing.T) {
@@ -157,13 +162,15 @@ func TestHashToSign(t *testing.T) {
 	}
 	toSign, err := tx.HashToSign(chainID)
 	assert.NoError(t, err)
-	assert.Equal(t, "2d49ce1d4136e06f64e3eb1f79a346e6ee3e93ceeac909a57806a8d87005c263", hex.EncodeToString(toSign.Bytes()))
+	assert.Equal(t, "2d49ce1d4136e06f64e3eb1f79a346e6ee3e93ceeac909a57806a8d87005c263",
+		hex.EncodeToString(toSign.Bytes()))
 }
 
 func TestVerifyTxSignature(t *testing.T) {
 	chainID := uint16(0)
 	var sk babyjub.PrivateKey
-	_, err := hex.Decode(sk[:], []byte("0001020304050607080900010203040506070809000102030405060708090001"))
+	_, err := hex.Decode(sk[:],
+		[]byte("0001020304050607080900010203040506070809000102030405060708090001"))
 	assert.NoError(t, err)
 	tx := PoolL2Tx{
 		FromIdx:     2,
@@ -177,7 +184,9 @@ func TestVerifyTxSignature(t *testing.T) {
 	}
 	toSign, err := tx.HashToSign(chainID)
 	assert.NoError(t, err)
-	assert.Equal(t, "1571327027383224465388301747239444557034990637650927918405777653988509342917", toSign.String())
+	assert.Equal(t,
+		"1571327027383224465388301747239444557034990637650927918405777653988509342917",
+		toSign.String())
 
 	sig := sk.SignPoseidon(toSign)
 	tx.Signature = sig.Compress()
@@ -188,7 +197,9 @@ func TestDecompressEmptyBJJComp(t *testing.T) {
 	pkComp := EmptyBJJComp
 	pk, err := pkComp.Decompress()
 	require.NoError(t, err)
-	assert.Equal(t, "2957874849018779266517920829765869116077630550401372566248359756137677864698", pk.X.String())
+	assert.Equal(t,
+		"2957874849018779266517920829765869116077630550401372566248359756137677864698",
+		pk.X.String())
 	assert.Equal(t, "0", pk.Y.String())
 }
 

common/token.go

@@ -15,8 +15,9 @@ const tokenIDBytesLen = 4
 
 // Token is a struct that represents an Ethereum token that is supported in Hermez network
 type Token struct {
-	TokenID     TokenID           `json:"id" meddler:"token_id"`
+	TokenID TokenID `json:"id" meddler:"token_id"`
-	EthBlockNum int64             `json:"ethereumBlockNum" meddler:"eth_block_num"` // Ethereum block number in which this token was registered
+	// EthBlockNum indicates the Ethereum block number in which this token was registered
+	EthBlockNum int64             `json:"ethereumBlockNum" meddler:"eth_block_num"`
 	EthAddr     ethCommon.Address `json:"ethereumAddress" meddler:"eth_addr"`
 	Name        string            `json:"name" meddler:"name"`
 	Symbol      string            `json:"symbol" meddler:"symbol"`
@@ -48,7 +49,8 @@ func (t TokenID) BigInt() *big.Int {
 // TokenIDFromBytes returns TokenID from a byte array
 func TokenIDFromBytes(b []byte) (TokenID, error) {
 	if len(b) != tokenIDBytesLen {
-		return 0, tracerr.Wrap(fmt.Errorf("can not parse TokenID, bytes len %d, expected 4", len(b)))
+		return 0, tracerr.Wrap(fmt.Errorf("can not parse TokenID, bytes len %d, expected 4",
+			len(b)))
 	}
 	tid := binary.BigEndian.Uint32(b[:4])
 	return TokenID(tid), nil

common/tx.go

@@ -51,7 +51,8 @@ func (txid *TxID) Scan(src interface{}) error {
 		return tracerr.Wrap(fmt.Errorf("can't scan %T into TxID", src))
 	}
 	if len(srcB) != TxIDLen {
-		return tracerr.Wrap(fmt.Errorf("can't scan []byte of len %d into TxID, need %d", len(srcB), TxIDLen))
+		return tracerr.Wrap(fmt.Errorf("can't scan []byte of len %d into TxID, need %d",
+			len(srcB), TxIDLen))
 	}
 	copy(txid[:], srcB)
 	return nil
@@ -102,13 +103,15 @@ func (txid *TxID) UnmarshalText(data []byte) error {
 type TxType string
 
 const (
-	// TxTypeExit represents L2->L1 token transfer.  A leaf for this account appears in the exit tree of the block
+	// TxTypeExit represents L2->L1 token transfer.  A leaf for this account appears in the exit
+	// tree of the block
 	TxTypeExit TxType = "Exit"
 	// TxTypeTransfer represents L2->L2 token transfer
 	TxTypeTransfer TxType = "Transfer"
 	// TxTypeDeposit represents L1->L2 transfer
 	TxTypeDeposit TxType = "Deposit"
-	// TxTypeCreateAccountDeposit represents creation of a new leaf in the state tree (newAcconut) + L1->L2 transfer
+	// TxTypeCreateAccountDeposit represents creation of a new leaf in the state tree
+	// (newAcconut) + L1->L2 transfer
 	TxTypeCreateAccountDeposit TxType = "CreateAccountDeposit"
 	// TxTypeCreateAccountDepositTransfer represents L1->L2 transfer + L2->L2 transfer
 	TxTypeCreateAccountDepositTransfer TxType = "CreateAccountDepositTransfer"
@@ -124,24 +127,31 @@ const (
 	TxTypeTransferToBJJ TxType = "TransferToBJJ"
 )
 
-// Tx is a struct used by the TxSelector & BatchBuilder as a generic type generated from L1Tx & PoolL2Tx
+// Tx is a struct used by the TxSelector & BatchBuilder as a generic type generated from L1Tx &
+// PoolL2Tx
 type Tx struct {
 	// Generic
-	IsL1        bool      `meddler:"is_l1"`
+	IsL1        bool     `meddler:"is_l1"`
-	TxID        TxID      `meddler:"id"`
+	TxID        TxID     `meddler:"id"`
-	Type        TxType    `meddler:"type"`
+	Type        TxType   `meddler:"type"`
-	Position    int       `meddler:"position"`
+	Position    int      `meddler:"position"`
-	FromIdx     Idx       `meddler:"from_idx"`
+	FromIdx     Idx      `meddler:"from_idx"`
-	ToIdx       Idx       `meddler:"to_idx"`
+	ToIdx       Idx      `meddler:"to_idx"`
-	Amount      *big.Int  `meddler:"amount,bigint"`
+	Amount      *big.Int `meddler:"amount,bigint"`
-	AmountFloat float64   `meddler:"amount_f"`
+	AmountFloat float64  `meddler:"amount_f"`
-	TokenID     TokenID   `meddler:"token_id"`
+	TokenID     TokenID  `meddler:"token_id"`
-	USD         *float64  `meddler:"amount_usd"`
+	USD         *float64 `meddler:"amount_usd"`
-	BatchNum    *BatchNum `meddler:"batch_num"`     // batchNum in which this tx was forged. If the tx is L2, this must be != 0
+	// BatchNum in which this tx was forged. If the tx is L2, this must be != 0
-	EthBlockNum int64     `meddler:"eth_block_num"` // Ethereum Block Number in which this L1Tx was added to the queue
+	BatchNum *BatchNum `meddler:"batch_num"`
+	// Ethereum Block Number in which this L1Tx was added to the queue
+	EthBlockNum int64 `meddler:"eth_block_num"`
 	// L1
-	ToForgeL1TxsNum    *int64                `meddler:"to_forge_l1_txs_num"` // toForgeL1TxsNum in which the tx was forged / will be forged
+	// ToForgeL1TxsNum in which the tx was forged / will be forged
-	UserOrigin         *bool                 `meddler:"user_origin"`         // true if the tx was originated by a user, false if it was aoriginated by a coordinator. Note that this differ from the spec for implementation simplification purpposes
+	ToForgeL1TxsNum *int64 `meddler:"to_forge_l1_txs_num"`
+	// UserOrigin is set to true if the tx was originated by a user, false if it was aoriginated
+	// by a coordinator. Note that this differ from the spec for implementation simplification
+	// purpposes
+	UserOrigin         *bool                 `meddler:"user_origin"`
 	FromEthAddr        ethCommon.Address     `meddler:"from_eth_addr"`
 	FromBJJ            babyjub.PublicKeyComp `meddler:"from_bjj"`
 	DepositAmount      *big.Int              `meddler:"deposit_amount,bigintnull"`

common/tx_test.go

@@ -21,8 +21,10 @@ func TestSignatureConstant(t *testing.T) {
 func TestTxIDScannerValue(t *testing.T) {
 	txid0 := &TxID{}
 	txid1 := &TxID{}
-	txid0B := [TxIDLen]byte{0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 0, 1, 2}
+	txid0B := [TxIDLen]byte{0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 0, 1, 2,
-	txid1B := [TxIDLen]byte{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}
+		3, 4, 5, 6, 7, 8, 9, 0, 1, 2}
+	txid1B := [TxIDLen]byte{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+		0, 0, 0, 0, 0, 0, 0, 0, 0, 0}
 
 	copy(txid0[:], txid0B[:])
 	copy(txid1[:], txid1B[:])

common/utils_test.go

@@ -21,16 +21,23 @@ func TestBJJFromStringWithChecksum(t *testing.T) {
 	assert.NoError(t, err)
 
 	// expected values computed with js implementation
-	assert.Equal(t, "2492816973395423007340226948038371729989170225696553239457870892535792679622", pk.X.String())
+	assert.Equal(t,
-	assert.Equal(t, "15238403086306505038849621710779816852318505119327426213168494964113886299863", pk.Y.String())
+		"2492816973395423007340226948038371729989170225696553239457870892535792679622",
+		pk.X.String())
+	assert.Equal(t,
+		"15238403086306505038849621710779816852318505119327426213168494964113886299863",
+		pk.Y.String())
 }
 
 func TestRmEndingZeroes(t *testing.T) {
-	s0, err := merkletree.NewHashFromHex("0x0000000000000000000000000000000000000000000000000000000000000000")
+	s0, err :=
+		merkletree.NewHashFromHex("0x0000000000000000000000000000000000000000000000000000000000000000")
 	require.NoError(t, err)
-	s1, err := merkletree.NewHashFromHex("0x0000000000000000000000000000000000000000000000000000000000000001")
+	s1, err :=
+		merkletree.NewHashFromHex("0x0000000000000000000000000000000000000000000000000000000000000001")
 	require.NoError(t, err)
-	s2, err := merkletree.NewHashFromHex("0x0000000000000000000000000000000000000000000000000000000000000002")
+	s2, err :=
+		merkletree.NewHashFromHex("0x0000000000000000000000000000000000000000000000000000000000000002")
 	require.NoError(t, err)
 
 	// expect cropped last zeroes

common/zk.go

@@ -130,8 +130,8 @@ type ZKInputs struct {
 	RqOffset []*big.Int `json:"rqOffset"` // uint8 (max 3 bits), len: [maxTx]
 
 	// transaction L2 request data
-	// RqTxCompressedDataV2
+	// RqTxCompressedDataV2 big.Int (max 251 bits), len: [maxTx]
-	RqTxCompressedDataV2 []*big.Int `json:"rqTxCompressedDataV2"` // big.Int (max 251 bits), len: [maxTx]
+	RqTxCompressedDataV2 []*big.Int `json:"rqTxCompressedDataV2"`
 	// RqToEthAddr
 	RqToEthAddr []*big.Int `json:"rqToEthAddr"` // ethCommon.Address, len: [maxTx]
 	// RqToBJJAy
@@ -301,7 +301,8 @@ func (z ZKInputs) MarshalJSON() ([]byte, error) {
 }
 
 // NewZKInputs returns a pointer to an initialized struct of ZKInputs
-func NewZKInputs(chainID uint16, maxTx, maxL1Tx, maxFeeIdxs, nLevels uint32, currentNumBatch *big.Int) *ZKInputs {
+func NewZKInputs(chainID uint16, maxTx, maxL1Tx, maxFeeIdxs, nLevels uint32,
+	currentNumBatch *big.Int) *ZKInputs {
 	zki := &ZKInputs{}
 	zki.Metadata.MaxFeeIdxs = maxFeeIdxs
 	zki.Metadata.MaxLevels = uint32(48) //nolint:gomnd
@@ -480,7 +481,7 @@ func (z ZKInputs) ToHashGlobalData() ([]byte, error) {
 	b = append(b, newExitRoot...)
 
 	// [MAX_L1_TX * (2 * MAX_NLEVELS + 528) bits] L1TxsData
-	l1TxDataLen := (2*z.Metadata.MaxLevels + 528)
+	l1TxDataLen := (2*z.Metadata.MaxLevels + 528) //nolint:gomnd
 	l1TxsDataLen := (z.Metadata.MaxL1Tx * l1TxDataLen)
 	l1TxsData := make([]byte, l1TxsDataLen/8) //nolint:gomnd
 	for i := 0; i < len(z.Metadata.L1TxsData); i++ {
@@ -506,11 +507,14 @@ func (z ZKInputs) ToHashGlobalData() ([]byte, error) {
 		l2TxsData = append(l2TxsData, z.Metadata.L2TxsData[i]...)
 	}
 	if len(l2TxsData) > int(expectedL2TxsDataLen) {
-		return nil, tracerr.Wrap(fmt.Errorf("len(l2TxsData): %d, expected: %d", len(l2TxsData), expectedL2TxsDataLen))
+		return nil, tracerr.Wrap(fmt.Errorf("len(l2TxsData): %d, expected: %d",
+			len(l2TxsData), expectedL2TxsDataLen))
 	}
 
 	b = append(b, l2TxsData...)
-	l2TxsPadding := make([]byte, (int(z.Metadata.MaxTx)-len(z.Metadata.L1TxsDataAvailability)-len(z.Metadata.L2TxsData))*int(l2TxDataLen)/8) //nolint:gomnd
+	l2TxsPadding := make([]byte,
+		(int(z.Metadata.MaxTx)-len(z.Metadata.L1TxsDataAvailability)-
+			len(z.Metadata.L2TxsData))*int(l2TxDataLen)/8) //nolint:gomnd
 	b = append(b, l2TxsPadding...)
 
 	// [NLevels * MAX_TOKENS_FEE bits] feeTxsData

coordinator/coordinator.go

@@ -25,8 +25,9 @@ import (
 
 var (
 	errLastL1BatchNotSynced  = fmt.Errorf("last L1Batch not synced yet")
-	errForgeNoTxsBeforeDelay = fmt.Errorf("no txs to forge and we haven't reached the forge no txs delay")
+	errForgeNoTxsBeforeDelay = fmt.Errorf(
-	errForgeBeforeDelay      = fmt.Errorf("we haven't reached the forge delay")
+		"no txs to forge and we haven't reached the forge no txs delay")
+	errForgeBeforeDelay = fmt.Errorf("we haven't reached the forge delay")
 )
 
 const (
@@ -473,7 +474,8 @@ func (c *Coordinator) handleReorg(ctx context.Context, msg *MsgSyncReorg) error
 // handleStopPipeline handles stopping the pipeline.  If failedBatchNum is 0,
 // the next pipeline will start from the last state of the synchronizer,
 // otherwise, it will state from failedBatchNum-1.
-func (c *Coordinator) handleStopPipeline(ctx context.Context, reason string, failedBatchNum common.BatchNum) error {
+func (c *Coordinator) handleStopPipeline(ctx context.Context, reason string,
+	failedBatchNum common.BatchNum) error {
 	batchNum := c.stats.Sync.LastBatch.BatchNum
 	if failedBatchNum != 0 {
 		batchNum = failedBatchNum - 1

coordinator/coordinator_test.go

@@ -126,7 +126,8 @@ func newTestModules(t *testing.T) modules {
 	batchBuilderDBPath, err = ioutil.TempDir("", "tmpBatchBuilderDB")
 	require.NoError(t, err)
 	deleteme = append(deleteme, batchBuilderDBPath)
-	batchBuilder, err := batchbuilder.NewBatchBuilder(batchBuilderDBPath, syncStateDB, 0, uint64(nLevels))
+	batchBuilder, err := batchbuilder.NewBatchBuilder(batchBuilderDBPath, syncStateDB, 0,
+		uint64(nLevels))
 	assert.NoError(t, err)
 
 	return modules{

coordinator/pipeline.go

@@ -124,7 +124,8 @@ func NewPipeline(ctx context.Context,
 }
 
 // SetSyncStatsVars is a thread safe method to sets the synchronizer Stats
-func (p *Pipeline) SetSyncStatsVars(ctx context.Context, stats *synchronizer.Stats, vars *synchronizer.SCVariablesPtr) {
+func (p *Pipeline) SetSyncStatsVars(ctx context.Context, stats *synchronizer.Stats,
+	vars *synchronizer.SCVariablesPtr) {
 	select {
 	case p.statsVarsCh <- statsVars{Stats: *stats, Vars: *vars}:
 	case <-ctx.Done():
@@ -500,7 +501,8 @@ func (p *Pipeline) forgeBatch(batchNum common.BatchNum) (batchInfo *BatchInfo, e
 	batchInfo.CoordIdxs = coordIdxs
 	batchInfo.VerifierIdx = p.cfg.VerifierIdx
 
-	if err := p.l2DB.StartForging(common.TxIDsFromPoolL2Txs(poolL2Txs), batchInfo.BatchNum); err != nil {
+	if err := p.l2DB.StartForging(common.TxIDsFromPoolL2Txs(poolL2Txs),
+		batchInfo.BatchNum); err != nil {
 		return nil, tracerr.Wrap(err)
 	}
 	if err := p.l2DB.UpdateTxsInfo(discardedL2Txs); err != nil {
@@ -544,7 +546,8 @@ func (p *Pipeline) forgeBatch(batchNum common.BatchNum) (batchInfo *BatchInfo, e
 
 // waitServerProof gets the generated zkProof & sends it to the SmartContract
 func (p *Pipeline) waitServerProof(ctx context.Context, batchInfo *BatchInfo) error {
-	proof, pubInputs, err := batchInfo.ServerProof.GetProof(ctx) // blocking call, until not resolved don't continue. Returns when the proof server has calculated the proof
+	proof, pubInputs, err := batchInfo.ServerProof.GetProof(ctx) // blocking call,
+	// until not resolved don't continue. Returns when the proof server has calculated the proof
 	if err != nil {
 		return tracerr.Wrap(err)
 	}

coordinator/txmanager.go

@@ -55,7 +55,8 @@ type TxManager struct {
 
 // NewTxManager creates a new TxManager
 func NewTxManager(ctx context.Context, cfg *Config, ethClient eth.ClientInterface, l2DB *l2db.L2DB,
-	coord *Coordinator, scConsts *synchronizer.SCConsts, initSCVars *synchronizer.SCVariables) (*TxManager, error) {
+	coord *Coordinator, scConsts *synchronizer.SCConsts, initSCVars *synchronizer.SCVariables) (
+	*TxManager, error) {
 	chainID, err := ethClient.EthChainID()
 	if err != nil {
 		return nil, tracerr.Wrap(err)
@@ -102,7 +103,8 @@ func (t *TxManager) AddBatch(ctx context.Context, batchInfo *BatchInfo) {
 }
 
 // SetSyncStatsVars is a thread safe method to sets the synchronizer Stats
-func (t *TxManager) SetSyncStatsVars(ctx context.Context, stats *synchronizer.Stats, vars *synchronizer.SCVariablesPtr) {
+func (t *TxManager) SetSyncStatsVars(ctx context.Context, stats *synchronizer.Stats,
+	vars *synchronizer.SCVariablesPtr) {
 	select {
 	case t.statsVarsCh <- statsVars{Stats: *stats, Vars: *vars}:
 	case <-ctx.Done():
@@ -185,7 +187,8 @@ func addPerc(v *big.Int, p int64) *big.Int {
 	return r.Add(v, r)
 }
 
-func (t *TxManager) sendRollupForgeBatch(ctx context.Context, batchInfo *BatchInfo, resend bool) error {
+func (t *TxManager) sendRollupForgeBatch(ctx context.Context, batchInfo *BatchInfo,
+	resend bool) error {
 	var ethTx *types.Transaction
 	var err error
 	auth, err := t.NewAuth(ctx, batchInfo)
@@ -265,7 +268,8 @@ func (t *TxManager) sendRollupForgeBatch(ctx context.Context, batchInfo *BatchIn
 			t.lastSentL1BatchBlockNum = t.stats.Eth.LastBlock.Num + 1
 		}
 	}
-	if err := t.l2DB.DoneForging(common.TxIDsFromL2Txs(batchInfo.L2Txs), batchInfo.BatchNum); err != nil {
+	if err := t.l2DB.DoneForging(common.TxIDsFromL2Txs(batchInfo.L2Txs),
+		batchInfo.BatchNum); err != nil {
 		return tracerr.Wrap(err)
 	}
 	return nil
@@ -297,7 +301,9 @@ func (t *TxManager) checkEthTransactionReceipt(ctx context.Context, batchInfo *B
 		}
 	}
 	if err != nil {
-		return tracerr.Wrap(fmt.Errorf("reached max attempts for ethClient.EthTransactionReceipt: %w", err))
+		return tracerr.Wrap(
+			fmt.Errorf("reached max attempts for ethClient.EthTransactionReceipt: %w",
+				err))
 	}
 	batchInfo.Receipt = receipt
 	t.cfg.debugBatchStore(batchInfo)

db/statedb/statedb.go

@@ -17,7 +17,8 @@ import (
 var (
 	// ErrStateDBWithoutMT is used when a method that requires a MerkleTree
 	// is called in a StateDB that does not have a MerkleTree defined
-	ErrStateDBWithoutMT = errors.New("Can not call method to use MerkleTree in a StateDB without MerkleTree")
+	ErrStateDBWithoutMT = errors.New(
+		"Can not call method to use MerkleTree in a StateDB without MerkleTree")
 
 	// ErrAccountAlreadyExists is used when CreateAccount is called and the
 	// Account already exists
@@ -28,7 +29,8 @@ var (
 	ErrIdxNotFound = errors.New("Idx can not be found")
 	// ErrGetIdxNoCase is used when trying to get the Idx from EthAddr &
 	// BJJ with not compatible combination
-	ErrGetIdxNoCase = errors.New("Can not get Idx due unexpected combination of ethereum Address & BabyJubJub PublicKey")
+	ErrGetIdxNoCase = errors.New(
+		"Can not get Idx due unexpected combination of ethereum Address & BabyJubJub PublicKey")
 
 	// PrefixKeyIdx is the key prefix for idx in the db
 	PrefixKeyIdx = []byte("i:")
@@ -144,7 +146,8 @@ func NewStateDB(cfg Config) (*StateDB, error) {
 		}
 	}
 	if cfg.Type == TypeTxSelector && cfg.NLevels != 0 {
-		return nil, tracerr.Wrap(fmt.Errorf("invalid StateDB parameters: StateDB type==TypeStateDB can not have nLevels!=0"))
+		return nil, tracerr.Wrap(
+			fmt.Errorf("invalid StateDB parameters: StateDB type==TypeStateDB can not have nLevels!=0"))
 	}
 
 	return &StateDB{
@@ -347,7 +350,8 @@ func GetAccountInTreeDB(sto db.Storage, idx common.Idx) (*common.Account, error)
 // CreateAccount creates a new Account in the StateDB for the given Idx.  If
 // StateDB.MT==nil, MerkleTree is not affected, otherwise updates the
 // MerkleTree, returning a CircomProcessorProof.
-func (s *StateDB) CreateAccount(idx common.Idx, account *common.Account) (*merkletree.CircomProcessorProof, error) {
+func (s *StateDB) CreateAccount(idx common.Idx, account *common.Account) (
+	*merkletree.CircomProcessorProof, error) {
 	cpp, err := CreateAccountInTreeDB(s.db.DB(), s.MT, idx, account)
 	if err != nil {
 		return cpp, tracerr.Wrap(err)
@@ -361,7 +365,8 @@ func (s *StateDB) CreateAccount(idx common.Idx, account *common.Account) (*merkl
 // from ExitTree.  Creates a new Account in the StateDB for the given Idx.  If
 // StateDB.MT==nil, MerkleTree is not affected, otherwise updates the
 // MerkleTree, returning a CircomProcessorProof.
-func CreateAccountInTreeDB(sto db.Storage, mt *merkletree.MerkleTree, idx common.Idx, account *common.Account) (*merkletree.CircomProcessorProof, error) {
+func CreateAccountInTreeDB(sto db.Storage, mt *merkletree.MerkleTree, idx common.Idx,
+	account *common.Account) (*merkletree.CircomProcessorProof, error) {
 	// store at the DB the key: v, and value: leaf.Bytes()
 	v, err := account.HashValue()
 	if err != nil {
@@ -410,7 +415,8 @@ func CreateAccountInTreeDB(sto db.Storage, mt *merkletree.MerkleTree, idx common
 // UpdateAccount updates the Account in the StateDB for the given Idx.  If
 // StateDB.mt==nil, MerkleTree is not affected, otherwise updates the
 // MerkleTree, returning a CircomProcessorProof.
-func (s *StateDB) UpdateAccount(idx common.Idx, account *common.Account) (*merkletree.CircomProcessorProof, error) {
+func (s *StateDB) UpdateAccount(idx common.Idx, account *common.Account) (
+	*merkletree.CircomProcessorProof, error) {
 	return UpdateAccountInTreeDB(s.db.DB(), s.MT, idx, account)
 }
 
@@ -418,7 +424,8 @@ func (s *StateDB) UpdateAccount(idx common.Idx, account *common.Account) (*merkl
 // from ExitTree.  Updates the Account in the StateDB for the given Idx.  If
 // StateDB.mt==nil, MerkleTree is not affected, otherwise updates the
 // MerkleTree, returning a CircomProcessorProof.
-func UpdateAccountInTreeDB(sto db.Storage, mt *merkletree.MerkleTree, idx common.Idx, account *common.Account) (*merkletree.CircomProcessorProof, error) {
+func UpdateAccountInTreeDB(sto db.Storage, mt *merkletree.MerkleTree, idx common.Idx,
+	account *common.Account) (*merkletree.CircomProcessorProof, error) {
 	// store at the DB the key: v, and value: account.Bytes()
 	v, err := account.HashValue()
 	if err != nil {

db/statedb/statedb_test.go

@@ -22,7 +22,8 @@ import (
 
 func newAccount(t *testing.T, i int) *common.Account {
 	var sk babyjub.PrivateKey
-	_, err := hex.Decode(sk[:], []byte("0001020304050607080900010203040506070809000102030405060708090001"))
+	_, err := hex.Decode(sk[:],
+		[]byte("0001020304050607080900010203040506070809000102030405060708090001"))
 	require.NoError(t, err)
 	pk := sk.Public()
 
@@ -371,7 +372,8 @@ func TestCheckpoints(t *testing.T) {
 	dirLocal, err := ioutil.TempDir("", "ldb")
 	require.NoError(t, err)
 	defer require.NoError(t, os.RemoveAll(dirLocal))
-	ldb, err := NewLocalStateDB(Config{Path: dirLocal, Keep: 128, Type: TypeBatchBuilder, NLevels: 32}, sdb)
+	ldb, err := NewLocalStateDB(Config{Path: dirLocal, Keep: 128, Type: TypeBatchBuilder,
+		NLevels: 32}, sdb)
 	require.NoError(t, err)
 
 	// get checkpoint 4 from sdb (StateDB) to ldb (LocalStateDB)
@@ -392,7 +394,8 @@ func TestCheckpoints(t *testing.T) {
 	dirLocal2, err := ioutil.TempDir("", "ldb2")
 	require.NoError(t, err)
 	defer require.NoError(t, os.RemoveAll(dirLocal2))
-	ldb2, err := NewLocalStateDB(Config{Path: dirLocal2, Keep: 128, Type: TypeBatchBuilder, NLevels: 32}, sdb)
+	ldb2, err := NewLocalStateDB(Config{Path: dirLocal2, Keep: 128, Type: TypeBatchBuilder,
+		NLevels: 32}, sdb)
 	require.NoError(t, err)
 
 	// get checkpoint 4 from sdb (StateDB) to ldb (LocalStateDB)
@@ -471,7 +474,8 @@ func TestCheckAccountsTreeTestVectors(t *testing.T) {
 
 	ay0 := new(big.Int).Sub(new(big.Int).Exp(big.NewInt(2), big.NewInt(253), nil), big.NewInt(1))
 	// test value from js version (compatibility-canary)
-	assert.Equal(t, "1fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", (hex.EncodeToString(ay0.Bytes())))
+	assert.Equal(t, "1fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff",
+		(hex.EncodeToString(ay0.Bytes())))
 	bjjPoint0Comp := babyjub.PackSignY(true, ay0)
 	bjj0 := babyjub.PublicKeyComp(bjjPoint0Comp)
 
@@ -530,7 +534,9 @@ func TestCheckAccountsTreeTestVectors(t *testing.T) {
 		require.NoError(t, err)
 	}
 	// root value generated by js version:
-	assert.Equal(t, "17298264051379321456969039521810887093935433569451713402227686942080129181291", sdb.MT.Root().BigInt().String())
+	assert.Equal(t,
+		"17298264051379321456969039521810887093935433569451713402227686942080129181291",
+		sdb.MT.Root().BigInt().String())
 }
 
 // TestListCheckpoints performs almost the same test than kvdb/kvdb_test.go

db/statedb/utils.go

@@ -18,7 +18,8 @@ func concatEthAddrTokenID(addr ethCommon.Address, tokenID common.TokenID) []byte
 	b = append(b[:], tokenID.Bytes()[:]...)
 	return b
 }
-func concatEthAddrBJJTokenID(addr ethCommon.Address, pk babyjub.PublicKeyComp, tokenID common.TokenID) []byte {
+func concatEthAddrBJJTokenID(addr ethCommon.Address, pk babyjub.PublicKeyComp,
+	tokenID common.TokenID) []byte {
 	pkComp := pk
 	var b []byte
 	b = append(b, addr.Bytes()...)
@@ -32,7 +33,8 @@ func concatEthAddrBJJTokenID(addr ethCommon.Address, pk babyjub.PublicKeyComp, t
 // - key: EthAddr & BabyJubJub PublicKey Compressed, value: idx
 // If Idx already exist for the given EthAddr & BJJ, the remaining Idx will be
 // always the smallest one.
-func (s *StateDB) setIdxByEthAddrBJJ(idx common.Idx, addr ethCommon.Address, pk babyjub.PublicKeyComp, tokenID common.TokenID) error {
+func (s *StateDB) setIdxByEthAddrBJJ(idx common.Idx, addr ethCommon.Address,
+	pk babyjub.PublicKeyComp, tokenID common.TokenID) error {
 	oldIdx, err := s.GetIdxByEthAddrBJJ(addr, pk, tokenID)
 	if err == nil {
 		// EthAddr & BJJ already have an Idx
@@ -40,7 +42,8 @@ func (s *StateDB) setIdxByEthAddrBJJ(idx common.Idx, addr ethCommon.Address, pk
 		// if new idx is smaller, store the new one
 		// if new idx is bigger, don't store and return, as the used one will be the old
 		if idx >= oldIdx {
-			log.Debug("StateDB.setIdxByEthAddrBJJ: Idx not stored because there already exist a smaller Idx for the given EthAddr & BJJ")
+			log.Debug("StateDB.setIdxByEthAddrBJJ: Idx not stored because there " +
+				"already exist a smaller Idx for the given EthAddr & BJJ")
 			return nil
 		}
 	}
@@ -80,7 +83,8 @@ func (s *StateDB) setIdxByEthAddrBJJ(idx common.Idx, addr ethCommon.Address, pk
 // GetIdxByEthAddr returns the smallest Idx in the StateDB for the given
 // Ethereum Address. Will return common.Idx(0) and error in case that Idx is
 // not found in the StateDB.
-func (s *StateDB) GetIdxByEthAddr(addr ethCommon.Address, tokenID common.TokenID) (common.Idx, error) {
+func (s *StateDB) GetIdxByEthAddr(addr ethCommon.Address, tokenID common.TokenID) (common.Idx,
+	error) {
 	k := concatEthAddrTokenID(addr, tokenID)
 	b, err := s.db.DB().Get(append(PrefixKeyAddr, k...))
 	if err != nil {
@@ -116,18 +120,22 @@ func (s *StateDB) GetIdxByEthAddrBJJ(addr ethCommon.Address, pk babyjub.PublicKe
 			return common.Idx(0), tracerr.Wrap(ErrIdxNotFound)
 		} else if err != nil {
 			return common.Idx(0),
-				tracerr.Wrap(fmt.Errorf("GetIdxByEthAddrBJJ: %s: ToEthAddr: %s, ToBJJ: %s, TokenID: %d", ErrIdxNotFound, addr.Hex(), pk, tokenID))
+				tracerr.Wrap(fmt.Errorf("GetIdxByEthAddrBJJ: %s: ToEthAddr: %s, ToBJJ: %s, TokenID: %d",
+					ErrIdxNotFound, addr.Hex(), pk, tokenID))
 		}
 		idx, err := common.IdxFromBytes(b)
 		if err != nil {
 			return common.Idx(0),
-				tracerr.Wrap(fmt.Errorf("GetIdxByEthAddrBJJ: %s: ToEthAddr: %s, ToBJJ: %s, TokenID: %d", err, addr.Hex(), pk, tokenID))
+				tracerr.Wrap(fmt.Errorf("GetIdxByEthAddrBJJ: %s: ToEthAddr: %s, ToBJJ: %s, TokenID: %d",
+					err, addr.Hex(), pk, tokenID))
 		}
 		return idx, nil
 	}
 	// rest of cases (included case ToEthAddr==0) are not possible
 	return common.Idx(0),
-		tracerr.Wrap(fmt.Errorf("GetIdxByEthAddrBJJ: Not found, %s: ToEthAddr: %s, ToBJJ: %s, TokenID: %d", ErrGetIdxNoCase, addr.Hex(), pk, tokenID))
+		tracerr.Wrap(
+			fmt.Errorf("GetIdxByEthAddrBJJ: Not found, %s: ToEthAddr: %s, ToBJJ: %s, TokenID: %d",
+				ErrGetIdxNoCase, addr.Hex(), pk, tokenID))
 }
 
 // GetTokenIDsFromIdxs returns a map containing the common.TokenID with its
@@ -137,7 +145,9 @@ func (s *StateDB) GetTokenIDsFromIdxs(idxs []common.Idx) (map[common.TokenID]com
 	for i := 0; i < len(idxs); i++ {
 		a, err := s.GetAccount(idxs[i])
 		if err != nil {
-			return nil, tracerr.Wrap(fmt.Errorf("GetTokenIDsFromIdxs error on GetAccount with Idx==%d: %s", idxs[i], err.Error()))
+			return nil,
+				tracerr.Wrap(fmt.Errorf("GetTokenIDsFromIdxs error on GetAccount with Idx==%d: %s",
+					idxs[i], err.Error()))
 		}
 		m[a.TokenID] = idxs[i]
 	}

eth/auction.go

@@ -70,7 +70,8 @@ type AuctionEventInitialize struct {
 }
 
 // AuctionVariables returns the AuctionVariables from the initialize event
-func (ei *AuctionEventInitialize) AuctionVariables(InitialMinimalBidding *big.Int) *common.AuctionVariables {
+func (ei *AuctionEventInitialize) AuctionVariables(
+	InitialMinimalBidding *big.Int) *common.AuctionVariables {
 	return &common.AuctionVariables{
 		EthBlockNum:        0,
 		DonationAddress:    ei.DonationAddress,
@@ -222,12 +223,15 @@ type AuctionInterface interface {
 	AuctionGetAllocationRatio() ([3]uint16, error)
 	AuctionSetDonationAddress(newDonationAddress ethCommon.Address) (*types.Transaction, error)
 	AuctionGetDonationAddress() (*ethCommon.Address, error)
-	AuctionSetBootCoordinator(newBootCoordinator ethCommon.Address, newBootCoordinatorURL string) (*types.Transaction, error)
+	AuctionSetBootCoordinator(newBootCoordinator ethCommon.Address,
+		newBootCoordinatorURL string) (*types.Transaction, error)
 	AuctionGetBootCoordinator() (*ethCommon.Address, error)
-	AuctionChangeDefaultSlotSetBid(slotSet int64, newInitialMinBid *big.Int) (*types.Transaction, error)
+	AuctionChangeDefaultSlotSetBid(slotSet int64,
+		newInitialMinBid *big.Int) (*types.Transaction, error)
 
 	// Coordinator Management
-	AuctionSetCoordinator(forger ethCommon.Address, coordinatorURL string) (*types.Transaction, error)
+	AuctionSetCoordinator(forger ethCommon.Address, coordinatorURL string) (*types.Transaction,
+		error)
 
 	// Slot Info
 	AuctionGetSlotNumber(blockNum int64) (int64, error)
@@ -237,7 +241,8 @@ type AuctionInterface interface {
 	AuctionGetSlotSet(slot int64) (*big.Int, error)
 
 	// Bidding
-	AuctionBid(amount *big.Int, slot int64, bidAmount *big.Int, deadline *big.Int) (tx *types.Transaction, err error)
+	AuctionBid(amount *big.Int, slot int64, bidAmount *big.Int, deadline *big.Int) (
+		tx *types.Transaction, err error)
 	AuctionMultiBid(amount *big.Int, startingSlot, endingSlot int64, slotSets [6]bool,
 		maxBid, minBid, deadline *big.Int) (tx *types.Transaction, err error)
 
@@ -275,8 +280,10 @@ type AuctionClient struct {
 }
 
 // NewAuctionClient creates a new AuctionClient.  `tokenAddress` is the address of the HEZ tokens.
-func NewAuctionClient(client *EthereumClient, address ethCommon.Address, tokenHEZCfg TokenConfig) (*AuctionClient, error) {
+func NewAuctionClient(client *EthereumClient, address ethCommon.Address,
-	contractAbi, err := abi.JSON(strings.NewReader(string(HermezAuctionProtocol.HermezAuctionProtocolABI)))
+	tokenHEZCfg TokenConfig) (*AuctionClient, error) {
+	contractAbi, err :=
+		abi.JSON(strings.NewReader(string(HermezAuctionProtocol.HermezAuctionProtocolABI)))
 	if err != nil {
 		return nil, tracerr.Wrap(err)
 	}
@@ -331,7 +338,8 @@ func (c *AuctionClient) AuctionGetSlotDeadline() (slotDeadline uint8, err error)
 }
 
 // AuctionSetOpenAuctionSlots is the interface to call the smart contract function
-func (c *AuctionClient) AuctionSetOpenAuctionSlots(newOpenAuctionSlots uint16) (tx *types.Transaction, err error) {
+func (c *AuctionClient) AuctionSetOpenAuctionSlots(
+	newOpenAuctionSlots uint16) (tx *types.Transaction, err error) {
 	if tx, err = c.client.CallAuth(
 		0,
 		func(ec *ethclient.Client, auth *bind.TransactOpts) (*types.Transaction, error) {
@@ -355,7 +363,8 @@ func (c *AuctionClient) AuctionGetOpenAuctionSlots() (openAuctionSlots uint16, e
 }
 
 // AuctionSetClosedAuctionSlots is the interface to call the smart contract function
-func (c *AuctionClient) AuctionSetClosedAuctionSlots(newClosedAuctionSlots uint16) (tx *types.Transaction, err error) {
+func (c *AuctionClient) AuctionSetClosedAuctionSlots(
+	newClosedAuctionSlots uint16) (tx *types.Transaction, err error) {
 	if tx, err = c.client.CallAuth(
 		0,
 		func(ec *ethclient.Client, auth *bind.TransactOpts) (*types.Transaction, error) {
@@ -379,7 +388,8 @@ func (c *AuctionClient) AuctionGetClosedAuctionSlots() (closedAuctionSlots uint1
 }
 
 // AuctionSetOutbidding is the interface to call the smart contract function
-func (c *AuctionClient) AuctionSetOutbidding(newOutbidding uint16) (tx *types.Transaction, err error) {
+func (c *AuctionClient) AuctionSetOutbidding(newOutbidding uint16) (tx *types.Transaction,
+	err error) {
 	if tx, err = c.client.CallAuth(
 		12500000, //nolint:gomnd
 		func(ec *ethclient.Client, auth *bind.TransactOpts) (*types.Transaction, error) {
@@ -403,7 +413,8 @@ func (c *AuctionClient) AuctionGetOutbidding() (outbidding uint16, err error) {
 }
 
 // AuctionSetAllocationRatio is the interface to call the smart contract function
-func (c *AuctionClient) AuctionSetAllocationRatio(newAllocationRatio [3]uint16) (tx *types.Transaction, err error) {
+func (c *AuctionClient) AuctionSetAllocationRatio(
+	newAllocationRatio [3]uint16) (tx *types.Transaction, err error) {
 	if tx, err = c.client.CallAuth(
 		0,
 		func(ec *ethclient.Client, auth *bind.TransactOpts) (*types.Transaction, error) {
@@ -427,7 +438,8 @@ func (c *AuctionClient) AuctionGetAllocationRatio() (allocationRation [3]uint16,
 }
 
 // AuctionSetDonationAddress is the interface to call the smart contract function
-func (c *AuctionClient) AuctionSetDonationAddress(newDonationAddress ethCommon.Address) (tx *types.Transaction, err error) {
+func (c *AuctionClient) AuctionSetDonationAddress(
+	newDonationAddress ethCommon.Address) (tx *types.Transaction, err error) {
 	if tx, err = c.client.CallAuth(
 		0,
 		func(ec *ethclient.Client, auth *bind.TransactOpts) (*types.Transaction, error) {
@@ -440,7 +452,8 @@ func (c *AuctionClient) AuctionSetDonationAddress(newDonationAddress ethCommon.A
 }
 
 // AuctionGetDonationAddress is the interface to call the smart contract function
-func (c *AuctionClient) AuctionGetDonationAddress() (donationAddress *ethCommon.Address, err error) {
+func (c *AuctionClient) AuctionGetDonationAddress() (donationAddress *ethCommon.Address,
+	err error) {
 	var _donationAddress ethCommon.Address
 	if err := c.client.Call(func(ec *ethclient.Client) error {
 		_donationAddress, err = c.auction.GetDonationAddress(c.opts)
@@ -452,11 +465,13 @@ func (c *AuctionClient) AuctionGetDonationAddress() (donationAddress *ethCommon.
 }
 
 // AuctionSetBootCoordinator is the interface to call the smart contract function
-func (c *AuctionClient) AuctionSetBootCoordinator(newBootCoordinator ethCommon.Address, newBootCoordinatorURL string) (tx *types.Transaction, err error) {
+func (c *AuctionClient) AuctionSetBootCoordinator(newBootCoordinator ethCommon.Address,
+	newBootCoordinatorURL string) (tx *types.Transaction, err error) {
 	if tx, err = c.client.CallAuth(
 		0,
 		func(ec *ethclient.Client, auth *bind.TransactOpts) (*types.Transaction, error) {
-			return c.auction.SetBootCoordinator(auth, newBootCoordinator, newBootCoordinatorURL)
+			return c.auction.SetBootCoordinator(auth, newBootCoordinator,
+				newBootCoordinatorURL)
 		},
 	); err != nil {
 		return nil, tracerr.Wrap(fmt.Errorf("Failed setting bootCoordinator: %w", err))
@@ -465,7 +480,8 @@ func (c *AuctionClient) AuctionSetBootCoordinator(newBootCoordinator ethCommon.A
 }
 
 // AuctionGetBootCoordinator is the interface to call the smart contract function
-func (c *AuctionClient) AuctionGetBootCoordinator() (bootCoordinator *ethCommon.Address, err error) {
+func (c *AuctionClient) AuctionGetBootCoordinator() (bootCoordinator *ethCommon.Address,
+	err error) {
 	var _bootCoordinator ethCommon.Address
 	if err := c.client.Call(func(ec *ethclient.Client) error {
 		_bootCoordinator, err = c.auction.GetBootCoordinator(c.opts)
@@ -477,7 +493,8 @@ func (c *AuctionClient) AuctionGetBootCoordinator() (bootCoordinator *ethCommon.
 }
 
 // AuctionChangeDefaultSlotSetBid is the interface to call the smart contract function
-func (c *AuctionClient) AuctionChangeDefaultSlotSetBid(slotSet int64, newInitialMinBid *big.Int) (tx *types.Transaction, err error) {
+func (c *AuctionClient) AuctionChangeDefaultSlotSetBid(slotSet int64,
+	newInitialMinBid *big.Int) (tx *types.Transaction, err error) {
 	if tx, err = c.client.CallAuth(
 		0,
 		func(ec *ethclient.Client, auth *bind.TransactOpts) (*types.Transaction, error) {
@@ -491,7 +508,8 @@ func (c *AuctionClient) AuctionChangeDefaultSlotSetBid(slotSet int64, newInitial
 }
 
 // AuctionGetClaimableHEZ is the interface to call the smart contract function
-func (c *AuctionClient) AuctionGetClaimableHEZ(claimAddress ethCommon.Address) (claimableHEZ *big.Int, err error) {
+func (c *AuctionClient) AuctionGetClaimableHEZ(
+	claimAddress ethCommon.Address) (claimableHEZ *big.Int, err error) {
 	if err := c.client.Call(func(ec *ethclient.Client) error {
 		claimableHEZ, err = c.auction.GetClaimableHEZ(c.opts, claimAddress)
 		return tracerr.Wrap(err)
@@ -502,7 +520,8 @@ func (c *AuctionClient) AuctionGetClaimableHEZ(claimAddress ethCommon.Address) (
 }
 
 // AuctionSetCoordinator is the interface to call the smart contract function
-func (c *AuctionClient) AuctionSetCoordinator(forger ethCommon.Address, coordinatorURL string) (tx *types.Transaction, err error) {
+func (c *AuctionClient) AuctionSetCoordinator(forger ethCommon.Address,
+	coordinatorURL string) (tx *types.Transaction, err error) {
 	if tx, err = c.client.CallAuth(
 		0,
 		func(ec *ethclient.Client, auth *bind.TransactOpts) (*types.Transaction, error) {
@@ -551,7 +570,8 @@ func (c *AuctionClient) AuctionGetSlotSet(slot int64) (slotSet *big.Int, err err
 }
 
 // AuctionGetDefaultSlotSetBid is the interface to call the smart contract function
-func (c *AuctionClient) AuctionGetDefaultSlotSetBid(slotSet uint8) (minBidSlotSet *big.Int, err error) {
+func (c *AuctionClient) AuctionGetDefaultSlotSetBid(slotSet uint8) (minBidSlotSet *big.Int,
+	err error) {
 	if err := c.client.Call(func(ec *ethclient.Client) error {
 		minBidSlotSet, err = c.auction.GetDefaultSlotSetBid(c.opts, slotSet)
 		return tracerr.Wrap(err)
@@ -574,7 +594,8 @@ func (c *AuctionClient) AuctionGetSlotNumber(blockNum int64) (slot int64, err er
 }
 
 // AuctionBid is the interface to call the smart contract function
-func (c *AuctionClient) AuctionBid(amount *big.Int, slot int64, bidAmount *big.Int, deadline *big.Int) (tx *types.Transaction, err error) {
+func (c *AuctionClient) AuctionBid(amount *big.Int, slot int64, bidAmount *big.Int,
+	deadline *big.Int) (tx *types.Transaction, err error) {
 	if tx, err = c.client.CallAuth(
 		0,
 		func(ec *ethclient.Client, auth *bind.TransactOpts) (*types.Transaction, error) {
@@ -586,7 +607,8 @@ func (c *AuctionClient) AuctionBid(amount *big.Int, slot int64, bidAmount *big.I
 			}
 			tokenName := c.tokenHEZCfg.Name
 			tokenAddr := c.tokenHEZCfg.Address
-			digest, _ := createPermitDigest(tokenAddr, owner, spender, c.chainID, amount, nonce, deadline, tokenName)
+			digest, _ := createPermitDigest(tokenAddr, owner, spender, c.chainID,
+				amount, nonce, deadline, tokenName)
 			signature, _ := c.client.ks.SignHash(*c.client.account, digest)
 			permit := createPermit(owner, spender, amount, deadline, digest, signature)
 			_slot := big.NewInt(slot)
@@ -599,8 +621,8 @@ func (c *AuctionClient) AuctionBid(amount *big.Int, slot int64, bidAmount *big.I
 }
 
 // AuctionMultiBid is the interface to call the smart contract function
-func (c *AuctionClient) AuctionMultiBid(amount *big.Int, startingSlot, endingSlot int64, slotSets [6]bool,
+func (c *AuctionClient) AuctionMultiBid(amount *big.Int, startingSlot, endingSlot int64,
-	maxBid, minBid, deadline *big.Int) (tx *types.Transaction, err error) {
+	slotSets [6]bool, maxBid, minBid, deadline *big.Int) (tx *types.Transaction, err error) {
 	if tx, err = c.client.CallAuth(
 		1000000, //nolint:gomnd
 		func(ec *ethclient.Client, auth *bind.TransactOpts) (*types.Transaction, error) {
@@ -613,12 +635,14 @@ func (c *AuctionClient) AuctionMultiBid(amount *big.Int, startingSlot, endingSlo
 			tokenName := c.tokenHEZCfg.Name
 			tokenAddr := c.tokenHEZCfg.Address
 
-			digest, _ := createPermitDigest(tokenAddr, owner, spender, c.chainID, amount, nonce, deadline, tokenName)
+			digest, _ := createPermitDigest(tokenAddr, owner, spender, c.chainID,
+				amount, nonce, deadline, tokenName)
 			signature, _ := c.client.ks.SignHash(*c.client.account, digest)
 			permit := createPermit(owner, spender, amount, deadline, digest, signature)
 			_startingSlot := big.NewInt(startingSlot)
 			_endingSlot := big.NewInt(endingSlot)
-			return c.auction.ProcessMultiBid(auth, amount, _startingSlot, _endingSlot, slotSets, maxBid, minBid, permit)
+			return c.auction.ProcessMultiBid(auth, amount, _startingSlot, _endingSlot,
+				slotSets, maxBid, minBid, permit)
 		},
 	); err != nil {
 		return nil, tracerr.Wrap(fmt.Errorf("Failed multibid: %w", err))
@@ -627,7 +651,8 @@ func (c *AuctionClient) AuctionMultiBid(amount *big.Int, startingSlot, endingSlo
 }
 
 // AuctionCanForge is the interface to call the smart contract function
-func (c *AuctionClient) AuctionCanForge(forger ethCommon.Address, blockNum int64) (canForge bool, err error) {
+func (c *AuctionClient) AuctionCanForge(forger ethCommon.Address, blockNum int64) (canForge bool,
+	err error) {
 	if err := c.client.Call(func(ec *ethclient.Client) error {
 		canForge, err = c.auction.CanForge(c.opts, forger, big.NewInt(blockNum))
 		return tracerr.Wrap(err)
@@ -680,7 +705,8 @@ func (c *AuctionClient) AuctionConstants() (auctionConstants *common.AuctionCons
 		if err != nil {
 			return tracerr.Wrap(err)
 		}
-		auctionConstants.InitialMinimalBidding, err = c.auction.INITIALMINIMALBIDDING(c.opts)
+		auctionConstants.InitialMinimalBidding, err =
+			c.auction.INITIALMINIMALBIDDING(c.opts)
 		if err != nil {
 			return tracerr.Wrap(err)
 		}
@@ -751,21 +777,35 @@ func (c *AuctionClient) AuctionVariables() (auctionVariables *common.AuctionVari
 }
 
 var (
-	logAuctionNewBid                = crypto.Keccak256Hash([]byte("NewBid(uint128,uint128,address)"))
+	logAuctionNewBid = crypto.Keccak256Hash([]byte(
-	logAuctionNewSlotDeadline       = crypto.Keccak256Hash([]byte("NewSlotDeadline(uint8)"))
+		"NewBid(uint128,uint128,address)"))
-	logAuctionNewClosedAuctionSlots = crypto.Keccak256Hash([]byte("NewClosedAuctionSlots(uint16)"))
+	logAuctionNewSlotDeadline = crypto.Keccak256Hash([]byte(
-	logAuctionNewOutbidding         = crypto.Keccak256Hash([]byte("NewOutbidding(uint16)"))
+		"NewSlotDeadline(uint8)"))
-	logAuctionNewDonationAddress    = crypto.Keccak256Hash([]byte("NewDonationAddress(address)"))
+	logAuctionNewClosedAuctionSlots = crypto.Keccak256Hash([]byte(
-	logAuctionNewBootCoordinator    = crypto.Keccak256Hash([]byte("NewBootCoordinator(address,string)"))
+		"NewClosedAuctionSlots(uint16)"))
-	logAuctionNewOpenAuctionSlots   = crypto.Keccak256Hash([]byte("NewOpenAuctionSlots(uint16)"))
+	logAuctionNewOutbidding = crypto.Keccak256Hash([]byte(
-	logAuctionNewAllocationRatio    = crypto.Keccak256Hash([]byte("NewAllocationRatio(uint16[3])"))
+		"NewOutbidding(uint16)"))
-	logAuctionSetCoordinator        = crypto.Keccak256Hash([]byte("SetCoordinator(address,address,string)"))
+	logAuctionNewDonationAddress = crypto.Keccak256Hash([]byte(
-	logAuctionNewForgeAllocated     = crypto.Keccak256Hash([]byte("NewForgeAllocated(address,address,uint128,uint128,uint128,uint128)"))
+		"NewDonationAddress(address)"))
-	logAuctionNewDefaultSlotSetBid  = crypto.Keccak256Hash([]byte("NewDefaultSlotSetBid(uint128,uint128)"))
+	logAuctionNewBootCoordinator = crypto.Keccak256Hash([]byte(
-	logAuctionNewForge              = crypto.Keccak256Hash([]byte("NewForge(address,uint128)"))
+		"NewBootCoordinator(address,string)"))
-	logAuctionHEZClaimed            = crypto.Keccak256Hash([]byte("HEZClaimed(address,uint128)"))
+	logAuctionNewOpenAuctionSlots = crypto.Keccak256Hash([]byte(
-	logAuctionInitialize            = crypto.Keccak256Hash([]byte(
+		"NewOpenAuctionSlots(uint16)"))
-		"InitializeHermezAuctionProtocolEvent(address,address,string,uint16,uint8,uint16,uint16,uint16[3])"))
+	logAuctionNewAllocationRatio = crypto.Keccak256Hash([]byte(
+		"NewAllocationRatio(uint16[3])"))
+	logAuctionSetCoordinator = crypto.Keccak256Hash([]byte(
+		"SetCoordinator(address,address,string)"))
+	logAuctionNewForgeAllocated = crypto.Keccak256Hash([]byte(
+		"NewForgeAllocated(address,address,uint128,uint128,uint128,uint128)"))
+	logAuctionNewDefaultSlotSetBid = crypto.Keccak256Hash([]byte(
+		"NewDefaultSlotSetBid(uint128,uint128)"))
+	logAuctionNewForge = crypto.Keccak256Hash([]byte(
+		"NewForge(address,uint128)"))
+	logAuctionHEZClaimed = crypto.Keccak256Hash([]byte(
+		"HEZClaimed(address,uint128)"))
+	logAuctionInitialize = crypto.Keccak256Hash([]byte(
+		"InitializeHermezAuctionProtocolEvent(address,address,string," +
+			"uint16,uint8,uint16,uint16,uint16[3])"))
 )
 
 // AuctionEventInit returns the initialize event with its corresponding block number
@@ -781,7 +821,8 @@ func (c *AuctionClient) AuctionEventInit() (*AuctionEventInitialize, int64, erro
 		return nil, 0, tracerr.Wrap(err)
 	}
 	if len(logs) != 1 {
-		return nil, 0, tracerr.Wrap(fmt.Errorf("no event of type InitializeHermezAuctionProtocolEvent found"))
+		return nil, 0,
+			tracerr.Wrap(fmt.Errorf("no event of type InitializeHermezAuctionProtocolEvent found"))
 	}
 	vLog := logs[0]
 	if vLog.Topics[0] != logAuctionInitialize {
@@ -829,7 +870,8 @@ func (c *AuctionClient) AuctionEventsByBlock(blockNum int64,
 
 	for _, vLog := range logs {
 		if blockHash != nil && vLog.BlockHash != *blockHash {
-			log.Errorw("Block hash mismatch", "expected", blockHash.String(), "got", vLog.BlockHash.String())
+			log.Errorw("Block hash mismatch", "expected", blockHash.String(), "got",
+				vLog.BlockHash.String())
 			return nil, tracerr.Wrap(ErrBlockHashMismatchEvent)
 		}
 		switch vLog.Topics[0] {
@@ -840,7 +882,8 @@ func (c *AuctionClient) AuctionEventsByBlock(blockNum int64,
 				Address   ethCommon.Address
 			}
 			var newBid AuctionEventNewBid
-			if err := c.contractAbi.UnpackIntoInterface(&auxNewBid, "NewBid", vLog.Data); err != nil {
+			if err := c.contractAbi.UnpackIntoInterface(&auxNewBid, "NewBid",
+				vLog.Data); err != nil {
 				return nil, tracerr.Wrap(err)
 			}
 			newBid.BidAmount = auxNewBid.BidAmount
@@ -849,48 +892,60 @@ func (c *AuctionClient) AuctionEventsByBlock(blockNum int64,
 			auctionEvents.NewBid = append(auctionEvents.NewBid, newBid)
 		case logAuctionNewSlotDeadline:
 			var newSlotDeadline AuctionEventNewSlotDeadline
-			if err := c.contractAbi.UnpackIntoInterface(&newSlotDeadline, "NewSlotDeadline", vLog.Data); err != nil {
+			if err := c.contractAbi.UnpackIntoInterface(&newSlotDeadline,
+				"NewSlotDeadline", vLog.Data); err != nil {
 				return nil, tracerr.Wrap(err)
 			}
 			auctionEvents.NewSlotDeadline = append(auctionEvents.NewSlotDeadline, newSlotDeadline)
 		case logAuctionNewClosedAuctionSlots:
 			var newClosedAuctionSlots AuctionEventNewClosedAuctionSlots
-			if err := c.contractAbi.UnpackIntoInterface(&newClosedAuctionSlots, "NewClosedAuctionSlots", vLog.Data); err != nil {
+			if err := c.contractAbi.UnpackIntoInterface(&newClosedAuctionSlots,
+				"NewClosedAuctionSlots", vLog.Data); err != nil {
 				return nil, tracerr.Wrap(err)
 			}
-			auctionEvents.NewClosedAuctionSlots = append(auctionEvents.NewClosedAuctionSlots, newClosedAuctionSlots)
+			auctionEvents.NewClosedAuctionSlots =
+				append(auctionEvents.NewClosedAuctionSlots, newClosedAuctionSlots)
 		case logAuctionNewOutbidding:
 			var newOutbidding AuctionEventNewOutbidding
-			if err := c.contractAbi.UnpackIntoInterface(&newOutbidding, "NewOutbidding", vLog.Data); err != nil {
+			if err := c.contractAbi.UnpackIntoInterface(&newOutbidding, "NewOutbidding",
+				vLog.Data); err != nil {
 				return nil, tracerr.Wrap(err)
 			}
 			auctionEvents.NewOutbidding = append(auctionEvents.NewOutbidding, newOutbidding)
 		case logAuctionNewDonationAddress:
 			var newDonationAddress AuctionEventNewDonationAddress
 			newDonationAddress.NewDonationAddress = ethCommon.BytesToAddress(vLog.Topics[1].Bytes())
-			auctionEvents.NewDonationAddress = append(auctionEvents.NewDonationAddress, newDonationAddress)
+			auctionEvents.NewDonationAddress = append(auctionEvents.NewDonationAddress,
+				newDonationAddress)
 		case logAuctionNewBootCoordinator:
 			var newBootCoordinator AuctionEventNewBootCoordinator
-			if err := c.contractAbi.UnpackIntoInterface(&newBootCoordinator, "NewBootCoordinator", vLog.Data); err != nil {
+			if err := c.contractAbi.UnpackIntoInterface(&newBootCoordinator,
+				"NewBootCoordinator", vLog.Data); err != nil {
 				return nil, tracerr.Wrap(err)
 			}
 			newBootCoordinator.NewBootCoordinator = ethCommon.BytesToAddress(vLog.Topics[1].Bytes())
-			auctionEvents.NewBootCoordinator = append(auctionEvents.NewBootCoordinator, newBootCoordinator)
+			auctionEvents.NewBootCoordinator = append(auctionEvents.NewBootCoordinator,
+				newBootCoordinator)
 		case logAuctionNewOpenAuctionSlots:
 			var newOpenAuctionSlots AuctionEventNewOpenAuctionSlots
-			if err := c.contractAbi.UnpackIntoInterface(&newOpenAuctionSlots, "NewOpenAuctionSlots", vLog.Data); err != nil {
+			if err := c.contractAbi.UnpackIntoInterface(&newOpenAuctionSlots,
+				"NewOpenAuctionSlots", vLog.Data); err != nil {
 				return nil, tracerr.Wrap(err)
 			}
-			auctionEvents.NewOpenAuctionSlots = append(auctionEvents.NewOpenAuctionSlots, newOpenAuctionSlots)
+			auctionEvents.NewOpenAuctionSlots =
+				append(auctionEvents.NewOpenAuctionSlots, newOpenAuctionSlots)
 		case logAuctionNewAllocationRatio:
 			var newAllocationRatio AuctionEventNewAllocationRatio
-			if err := c.contractAbi.UnpackIntoInterface(&newAllocationRatio, "NewAllocationRatio", vLog.Data); err != nil {
+			if err := c.contractAbi.UnpackIntoInterface(&newAllocationRatio,
+				"NewAllocationRatio", vLog.Data); err != nil {
 				return nil, tracerr.Wrap(err)
 			}
-			auctionEvents.NewAllocationRatio = append(auctionEvents.NewAllocationRatio, newAllocationRatio)
+			auctionEvents.NewAllocationRatio = append(auctionEvents.NewAllocationRatio,
+				newAllocationRatio)
 		case logAuctionSetCoordinator:
 			var setCoordinator AuctionEventSetCoordinator
-			if err := c.contractAbi.UnpackIntoInterface(&setCoordinator, "SetCoordinator", vLog.Data); err != nil {
+			if err := c.contractAbi.UnpackIntoInterface(&setCoordinator,
+				"SetCoordinator", vLog.Data); err != nil {
 				return nil, tracerr.Wrap(err)
 			}
 			setCoordinator.BidderAddress = ethCommon.BytesToAddress(vLog.Topics[1].Bytes())
@@ -898,25 +953,29 @@ func (c *AuctionClient) AuctionEventsByBlock(blockNum int64,
 			auctionEvents.SetCoordinator = append(auctionEvents.SetCoordinator, setCoordinator)
 		case logAuctionNewForgeAllocated:
 			var newForgeAllocated AuctionEventNewForgeAllocated
-			if err := c.contractAbi.UnpackIntoInterface(&newForgeAllocated, "NewForgeAllocated", vLog.Data); err != nil {
+			if err := c.contractAbi.UnpackIntoInterface(&newForgeAllocated,
+				"NewForgeAllocated", vLog.Data); err != nil {
 				return nil, tracerr.Wrap(err)
 			}
 			newForgeAllocated.Bidder = ethCommon.BytesToAddress(vLog.Topics[1].Bytes())
 			newForgeAllocated.Forger = ethCommon.BytesToAddress(vLog.Topics[2].Bytes())
 			newForgeAllocated.SlotToForge = new(big.Int).SetBytes(vLog.Topics[3][:]).Int64()
-			auctionEvents.NewForgeAllocated = append(auctionEvents.NewForgeAllocated, newForgeAllocated)
+			auctionEvents.NewForgeAllocated = append(auctionEvents.NewForgeAllocated,
+				newForgeAllocated)
 		case logAuctionNewDefaultSlotSetBid:
 			var auxNewDefaultSlotSetBid struct {
 				SlotSet          *big.Int
 				NewInitialMinBid *big.Int
 			}
 			var newDefaultSlotSetBid AuctionEventNewDefaultSlotSetBid
-			if err := c.contractAbi.UnpackIntoInterface(&auxNewDefaultSlotSetBid, "NewDefaultSlotSetBid", vLog.Data); err != nil {
+			if err := c.contractAbi.UnpackIntoInterface(&auxNewDefaultSlotSetBid,
+				"NewDefaultSlotSetBid", vLog.Data); err != nil {
 				return nil, tracerr.Wrap(err)
 			}
 			newDefaultSlotSetBid.NewInitialMinBid = auxNewDefaultSlotSetBid.NewInitialMinBid
 			newDefaultSlotSetBid.SlotSet = auxNewDefaultSlotSetBid.SlotSet.Int64()
-			auctionEvents.NewDefaultSlotSetBid = append(auctionEvents.NewDefaultSlotSetBid, newDefaultSlotSetBid)
+			auctionEvents.NewDefaultSlotSetBid =
+				append(auctionEvents.NewDefaultSlotSetBid, newDefaultSlotSetBid)
 		case logAuctionNewForge:
 			var newForge AuctionEventNewForge
 			newForge.Forger = ethCommon.BytesToAddress(vLog.Topics[1].Bytes())
@@ -924,7 +983,8 @@ func (c *AuctionClient) AuctionEventsByBlock(blockNum int64,
 			auctionEvents.NewForge = append(auctionEvents.NewForge, newForge)
 		case logAuctionHEZClaimed:
 			var HEZClaimed AuctionEventHEZClaimed
-			if err := c.contractAbi.UnpackIntoInterface(&HEZClaimed, "HEZClaimed", vLog.Data); err != nil {
+			if err := c.contractAbi.UnpackIntoInterface(&HEZClaimed, "HEZClaimed",
+				vLog.Data); err != nil {
 				return nil, tracerr.Wrap(err)
 			}
 			HEZClaimed.Owner = ethCommon.BytesToAddress(vLog.Topics[1].Bytes())

eth/auction_test.go

@@ -58,7 +58,8 @@ func TestAuctionConstants(t *testing.T) {
 func TestAuctionVariables(t *testing.T) {
 	INITMINBID := new(big.Int)
 	INITMINBID.SetString(minBidStr, 10)
-	defaultSlotSetBid := [6]*big.Int{INITMINBID, INITMINBID, INITMINBID, INITMINBID, INITMINBID, INITMINBID}
+	defaultSlotSetBid := [6]*big.Int{INITMINBID, INITMINBID, INITMINBID, INITMINBID, INITMINBID,
+		INITMINBID}
 
 	auctionVariables, err := auctionClientTest.AuctionVariables()
 	require.Nil(t, err)
@@ -132,7 +133,8 @@ func TestAuctionSetClosedAuctionSlots(t *testing.T) {
 	require.Nil(t, err)
 	auctionEvents, err := auctionClientTest.AuctionEventsByBlock(currentBlockNum, nil)
 	require.Nil(t, err)
-	assert.Equal(t, newClosedAuctionSlots, auctionEvents.NewClosedAuctionSlots[0].NewClosedAuctionSlots)
+	assert.Equal(t, newClosedAuctionSlots,
+		auctionEvents.NewClosedAuctionSlots[0].NewClosedAuctionSlots)
 	_, err = auctionClientTest.AuctionSetClosedAuctionSlots(closedAuctionSlots)
 	require.Nil(t, err)
 }
@@ -228,7 +230,8 @@ func TestAuctionSetBootCoordinator(t *testing.T) {
 	require.Nil(t, err)
 	assert.Equal(t, newBootCoordinator, auctionEvents.NewBootCoordinator[0].NewBootCoordinator)
 	assert.Equal(t, newBootCoordinatorURL, auctionEvents.NewBootCoordinator[0].NewBootCoordinatorURL)
-	_, err = auctionClientTest.AuctionSetBootCoordinator(bootCoordinatorAddressConst, bootCoordinatorURL)
+	_, err = auctionClientTest.AuctionSetBootCoordinator(bootCoordinatorAddressConst,
+		bootCoordinatorURL)
 	require.Nil(t, err)
 }
 
@@ -342,7 +345,8 @@ func TestAuctionMultiBid(t *testing.T) {
 	budget := new(big.Int)
 	budget.SetString("45200000000000000000", 10)
 	bidderAddress := governanceAddressConst
-	_, err = auctionClientTest.AuctionMultiBid(budget, currentSlot+4, currentSlot+10, slotSet, maxBid, minBid, deadline)
+	_, err = auctionClientTest.AuctionMultiBid(budget, currentSlot+4, currentSlot+10, slotSet,
+		maxBid, minBid, deadline)
 	require.Nil(t, err)
 	currentBlockNum, err := auctionClientTest.client.EthLastBlock()
 	require.Nil(t, err)
@@ -383,7 +387,8 @@ func TestAuctionClaimHEZ(t *testing.T) {
 }
 
 func TestAuctionForge(t *testing.T) {
-	auctionClientTestHermez, err := NewAuctionClient(ethereumClientHermez, auctionTestAddressConst, tokenHEZ)
+	auctionClientTestHermez, err := NewAuctionClient(ethereumClientHermez,
+		auctionTestAddressConst, tokenHEZ)
 	require.Nil(t, err)
 	slotConst := 4
 	blockNum := int64(int(blocksPerSlot)*slotConst + int(genesisBlock))

eth/client.go

@@ -64,16 +64,19 @@ type ClientConfig struct {
 }
 
 // NewClient creates a new Client to interact with Ethereum and the Hermez smart contracts.
-func NewClient(client *ethclient.Client, account *accounts.Account, ks *ethKeystore.KeyStore, cfg *ClientConfig) (*Client, error) {
+func NewClient(client *ethclient.Client, account *accounts.Account, ks *ethKeystore.KeyStore,
+	cfg *ClientConfig) (*Client, error) {
 	ethereumClient, err := NewEthereumClient(client, account, ks, &cfg.Ethereum)
 	if err != nil {
 		return nil, tracerr.Wrap(err)
 	}
-	auctionClient, err := NewAuctionClient(ethereumClient, cfg.Auction.Address, cfg.Auction.TokenHEZ)
+	auctionClient, err := NewAuctionClient(ethereumClient, cfg.Auction.Address,
+		cfg.Auction.TokenHEZ)
 	if err != nil {
 		return nil, tracerr.Wrap(err)
 	}
-	rollupClient, err := NewRollupClient(ethereumClient, cfg.Rollup.Address, cfg.Auction.TokenHEZ)
+	rollupClient, err := NewRollupClient(ethereumClient, cfg.Rollup.Address,
+		cfg.Auction.TokenHEZ)
 	if err != nil {
 		return nil, tracerr.Wrap(err)
 	}

eth/ethereum.go

@@ -64,7 +64,8 @@ type EthereumConfig struct {
 	GasPriceDiv  uint64
 }
 
-// EthereumClient is an ethereum client to call Smart Contract methods and check blockchain information.
+// EthereumClient is an ethereum client to call Smart Contract methods and check blockchain
+// information.
 type EthereumClient struct {
 	client  *ethclient.Client
 	chainID *big.Int
@@ -76,7 +77,8 @@ type EthereumClient struct {
 
 // NewEthereumClient creates a EthereumClient instance.  The account is not mandatory (it can
 // be nil).  If the account is nil, CallAuth will fail with ErrAccountNil.
-func NewEthereumClient(client *ethclient.Client, account *accounts.Account, ks *ethKeystore.KeyStore, config *EthereumConfig) (*EthereumClient, error) {
+func NewEthereumClient(client *ethclient.Client, account *accounts.Account,
+	ks *ethKeystore.KeyStore, config *EthereumConfig) (*EthereumClient, error) {
 	if config == nil {
 		config = &EthereumConfig{
 			CallGasLimit: defaultCallGasLimit,
@@ -166,7 +168,8 @@ func (c *EthereumClient) NewAuth() (*bind.TransactOpts, error) {
 // This call requires a valid account with Ether that can be spend during the
 // call.
 func (c *EthereumClient) CallAuth(gasLimit uint64,
-	fn func(*ethclient.Client, *bind.TransactOpts) (*types.Transaction, error)) (*types.Transaction, error) {
+	fn func(*ethclient.Client, *bind.TransactOpts) (*types.Transaction, error)) (*types.Transaction,
+	error) {
 	if c.account == nil {
 		return nil, tracerr.Wrap(ErrAccountNil)
 	}
@@ -212,7 +215,8 @@ func (c *EthereumClient) Call(fn func(*ethclient.Client) error) error {
 }
 
 // EthTransactionReceipt returns the transaction receipt of the given txHash
-func (c *EthereumClient) EthTransactionReceipt(ctx context.Context, txHash ethCommon.Hash) (*types.Receipt, error) {
+func (c *EthereumClient) EthTransactionReceipt(ctx context.Context,
+	txHash ethCommon.Hash) (*types.Receipt, error) {
 	return c.client.TransactionReceipt(ctx, txHash)
 }
 
@@ -228,13 +232,15 @@ func (c *EthereumClient) EthLastBlock() (int64, error) {
 }
 
 // EthHeaderByNumber internally calls ethclient.Client HeaderByNumber
-// func (c *EthereumClient) EthHeaderByNumber(ctx context.Context, number *big.Int) (*types.Header, error) {
+// func (c *EthereumClient) EthHeaderByNumber(ctx context.Context, number *big.Int) (*types.Header,
+// 	error) {
 // 	return c.client.HeaderByNumber(ctx, number)
 // }
 
 // EthBlockByNumber internally calls ethclient.Client BlockByNumber and returns
 // *common.Block.  If number == -1, the latests known block is returned.
-func (c *EthereumClient) EthBlockByNumber(ctx context.Context, number int64) (*common.Block, error) {
+func (c *EthereumClient) EthBlockByNumber(ctx context.Context, number int64) (*common.Block,
+	error) {
 	blockNum := big.NewInt(number)
 	if number == -1 {
 		blockNum = nil

eth/helpers.go

@@ -14,7 +14,8 @@ import (
 func addBlock(url string) {
 	method := "POST"
 
-	payload := strings.NewReader("{\n    \"jsonrpc\":\"2.0\",\n    \"method\":\"evm_mine\",\n    \"params\":[],\n    \"id\":1\n}")
+	payload := strings.NewReader(
+		"{\n    \"jsonrpc\":\"2.0\",\n    \"method\":\"evm_mine\",\n    \"params\":[],\n    \"id\":1\n}")
 
 	client := &http.Client{}
 	req, err := http.NewRequest(method, url, payload)
@@ -45,7 +46,9 @@ func addTime(seconds float64, url string) {
 	secondsStr := strconv.FormatFloat(seconds, 'E', -1, 32)
 
 	method := "POST"
-	payload := strings.NewReader("{\n    \"jsonrpc\":\"2.0\",\n    \"method\":\"evm_increaseTime\",\n    \"params\":[" + secondsStr + "],\n    \"id\":1\n}")
+	payload := strings.NewReader(
+		"{\n    \"jsonrpc\":\"2.0\",\n    \"method\":\"evm_increaseTime\",\n    \"params\":[" +
+			secondsStr + "],\n    \"id\":1\n}")
 
 	client := &http.Client{}
 	req, err := http.NewRequest(method, url, payload)
@@ -66,13 +69,16 @@ func addTime(seconds float64, url string) {
 	}()
 }
 
-func createPermitDigest(tokenAddr, owner, spender ethCommon.Address, chainID, value, nonce, deadline *big.Int, tokenName string) ([]byte, error) {
+func createPermitDigest(tokenAddr, owner, spender ethCommon.Address, chainID, value, nonce,
+	deadline *big.Int, tokenName string) ([]byte, error) {
 	// NOTE: We ignore hash.Write errors because we are writing to a memory
 	// buffer and don't expect any errors to occur.
-	abiPermit := []byte("Permit(address owner,address spender,uint256 value,uint256 nonce,uint256 deadline)")
+	abiPermit :=
+		[]byte("Permit(address owner,address spender,uint256 value,uint256 nonce,uint256 deadline)")
 	hashPermit := sha3.NewLegacyKeccak256()
 	hashPermit.Write(abiPermit) //nolint:errcheck,gosec
-	abiEIP712Domain := []byte("EIP712Domain(string name,string version,uint256 chainId,address verifyingContract)")
+	abiEIP712Domain :=
+		[]byte("EIP712Domain(string name,string version,uint256 chainId,address verifyingContract)")
 	hashEIP712Domain := sha3.NewLegacyKeccak256()
 	hashEIP712Domain.Write(abiEIP712Domain) //nolint:errcheck,gosec
 	var encodeBytes []byte
@@ -124,7 +130,8 @@ func createPermitDigest(tokenAddr, owner, spender ethCommon.Address, chainID, va
 	return hashBytes2.Sum(nil), nil
 }
 
-func createPermit(owner, spender ethCommon.Address, amount, deadline *big.Int, digest, signature []byte) []byte {
+func createPermit(owner, spender ethCommon.Address, amount, deadline *big.Int, digest,
+	signature []byte) []byte {
 	r := signature[0:32]
 	s := signature[32:64]
 	v := signature[64] + byte(27) //nolint:gomnd

eth/main_test.go

@@ -26,7 +26,8 @@ var (
 	mnemonic         = "explain tackle mirror kit van hammer degree position ginger unfair soup bonus"
 )
 
-func genAcc(w *hdwallet.Wallet, ks *keystore.KeyStore, i int) (*accounts.Account, ethCommon.Address) {
+func genAcc(w *hdwallet.Wallet, ks *keystore.KeyStore, i int) (*accounts.Account,
+	ethCommon.Address) {
 	path := hdwallet.MustParseDerivationPath(fmt.Sprintf("m/44'/60'/0'/0/%d", i))
 	account, err := w.Derive(path, false)
 	if err != nil {
@@ -111,7 +112,9 @@ func getEnvVariables() {
 	if err != nil {
 		log.Fatal(errEnvVar)
 	}
-	if auctionAddressStr == "" || auctionTestAddressStr == "" || tokenHEZAddressStr == "" || hermezRollupAddressStr == "" || wdelayerAddressStr == "" || wdelayerTestAddressStr == "" || genesisBlockEnv == "" {
+	if auctionAddressStr == "" || auctionTestAddressStr == "" || tokenHEZAddressStr == "" ||
+		hermezRollupAddressStr == "" || wdelayerAddressStr == "" || wdelayerTestAddressStr == "" ||
+		genesisBlockEnv == "" {
 		log.Fatal(errEnvVar)
 	}
 
@@ -189,7 +192,8 @@ func TestMain(m *testing.M) {
 			log.Fatal(err)
 		}
 
-		ethereumClientEmergencyCouncil, err = NewEthereumClient(ethClient, emergencyCouncilAccount, ks, nil)
+		ethereumClientEmergencyCouncil, err = NewEthereumClient(ethClient,
+			emergencyCouncilAccount, ks, nil)
 		if err != nil {
 			log.Fatal(err)
 		}

eth/rollup.go

@@ -243,13 +243,20 @@ type RollupInterface interface {
 	// Public Functions
 
 	RollupForgeBatch(*RollupForgeBatchArgs, *bind.TransactOpts) (*types.Transaction, error)
-	RollupAddToken(tokenAddress ethCommon.Address, feeAddToken, deadline *big.Int) (*types.Transaction, error)
+	RollupAddToken(tokenAddress ethCommon.Address, feeAddToken,
+		deadline *big.Int) (*types.Transaction, error)
 
-	RollupWithdrawMerkleProof(babyPubKey babyjub.PublicKeyComp, tokenID uint32, numExitRoot, idx int64, amount *big.Int, siblings []*big.Int, instantWithdraw bool) (*types.Transaction, error)
+	RollupWithdrawMerkleProof(babyPubKey babyjub.PublicKeyComp, tokenID uint32, numExitRoot,
-	RollupWithdrawCircuit(proofA, proofC [2]*big.Int, proofB [2][2]*big.Int, tokenID uint32, numExitRoot, idx int64, amount *big.Int, instantWithdraw bool) (*types.Transaction, error)
+		idx int64, amount *big.Int, siblings []*big.Int, instantWithdraw bool) (*types.Transaction,
+		error)
+	RollupWithdrawCircuit(proofA, proofC [2]*big.Int, proofB [2][2]*big.Int, tokenID uint32,
+		numExitRoot, idx int64, amount *big.Int, instantWithdraw bool) (*types.Transaction, error)
 
-	RollupL1UserTxERC20ETH(fromBJJ babyjub.PublicKeyComp, fromIdx int64, depositAmount *big.Int, amount *big.Int, tokenID uint32, toIdx int64) (*types.Transaction, error)
+	RollupL1UserTxERC20ETH(fromBJJ babyjub.PublicKeyComp, fromIdx int64, depositAmount *big.Int,
-	RollupL1UserTxERC20Permit(fromBJJ babyjub.PublicKeyComp, fromIdx int64, depositAmount *big.Int, amount *big.Int, tokenID uint32, toIdx int64, deadline *big.Int) (tx *types.Transaction, err error)
+		amount *big.Int, tokenID uint32, toIdx int64) (*types.Transaction, error)
+	RollupL1UserTxERC20Permit(fromBJJ babyjub.PublicKeyComp, fromIdx int64,
+		depositAmount *big.Int, amount *big.Int, tokenID uint32, toIdx int64,
+		deadline *big.Int) (tx *types.Transaction, err error)
 
 	// Governance Public Functions
 	RollupUpdateForgeL1L2BatchTimeout(newForgeL1L2BatchTimeout int64) (*types.Transaction, error)
@@ -287,7 +294,8 @@ type RollupClient struct {
 }
 
 // NewRollupClient creates a new RollupClient
-func NewRollupClient(client *EthereumClient, address ethCommon.Address, tokenHEZCfg TokenConfig) (*RollupClient, error) {
+func NewRollupClient(client *EthereumClient, address ethCommon.Address,
+	tokenHEZCfg TokenConfig) (*RollupClient, error) {
 	contractAbi, err := abi.JSON(strings.NewReader(string(Hermez.HermezABI)))
 	if err != nil {
 		return nil, tracerr.Wrap(err)
@@ -323,7 +331,8 @@ func NewRollupClient(client *EthereumClient, address ethCommon.Address, tokenHEZ
 }
 
 // RollupForgeBatch is the interface to call the smart contract function
-func (c *RollupClient) RollupForgeBatch(args *RollupForgeBatchArgs, auth *bind.TransactOpts) (tx *types.Transaction, err error) {
+func (c *RollupClient) RollupForgeBatch(args *RollupForgeBatchArgs,
+	auth *bind.TransactOpts) (tx *types.Transaction, err error) {
 	if auth == nil {
 		auth, err = c.client.NewAuth()
 		if err != nil {
@@ -401,7 +410,8 @@ func (c *RollupClient) RollupForgeBatch(args *RollupForgeBatchArgs, auth *bind.T
 // RollupAddToken is the interface to call the smart contract function.
 // `feeAddToken` is the amount of HEZ tokens that will be paid to add the
 // token.  `feeAddToken` must match the public value of the smart contract.
-func (c *RollupClient) RollupAddToken(tokenAddress ethCommon.Address, feeAddToken, deadline *big.Int) (tx *types.Transaction, err error) {
+func (c *RollupClient) RollupAddToken(tokenAddress ethCommon.Address, feeAddToken,
+	deadline *big.Int) (tx *types.Transaction, err error) {
 	if tx, err = c.client.CallAuth(
 		0,
 		func(ec *ethclient.Client, auth *bind.TransactOpts) (*types.Transaction, error) {
@@ -413,9 +423,11 @@ func (c *RollupClient) RollupAddToken(tokenAddress ethCommon.Address, feeAddToke
 			}
 			tokenName := c.tokenHEZCfg.Name
 			tokenAddr := c.tokenHEZCfg.Address
-			digest, _ := createPermitDigest(tokenAddr, owner, spender, c.chainID, feeAddToken, nonce, deadline, tokenName)
+			digest, _ := createPermitDigest(tokenAddr, owner, spender, c.chainID,
+				feeAddToken, nonce, deadline, tokenName)
 			signature, _ := c.client.ks.SignHash(*c.client.account, digest)
-			permit := createPermit(owner, spender, feeAddToken, deadline, digest, signature)
+			permit := createPermit(owner, spender, feeAddToken, deadline, digest,
+				signature)
 
 			return c.hermez.AddToken(auth, tokenAddress, permit)
 		},
@@ -426,7 +438,9 @@ func (c *RollupClient) RollupAddToken(tokenAddress ethCommon.Address, feeAddToke
 }
 
 // RollupWithdrawMerkleProof is the interface to call the smart contract function
-func (c *RollupClient) RollupWithdrawMerkleProof(fromBJJ babyjub.PublicKeyComp, tokenID uint32, numExitRoot, idx int64, amount *big.Int, siblings []*big.Int, instantWithdraw bool) (tx *types.Transaction, err error) {
+func (c *RollupClient) RollupWithdrawMerkleProof(fromBJJ babyjub.PublicKeyComp, tokenID uint32,
+	numExitRoot, idx int64, amount *big.Int, siblings []*big.Int,
+	instantWithdraw bool) (tx *types.Transaction, err error) {
 	if tx, err = c.client.CallAuth(
 		0,
 		func(ec *ethclient.Client, auth *bind.TransactOpts) (*types.Transaction, error) {
@@ -434,7 +448,8 @@ func (c *RollupClient) RollupWithdrawMerkleProof(fromBJJ babyjub.PublicKeyComp,
 			babyPubKey := new(big.Int).SetBytes(pkCompB)
 			numExitRootB := uint32(numExitRoot)
 			idxBig := big.NewInt(idx)
-			return c.hermez.WithdrawMerkleProof(auth, tokenID, amount, babyPubKey, numExitRootB, siblings, idxBig, instantWithdraw)
+			return c.hermez.WithdrawMerkleProof(auth, tokenID, amount, babyPubKey,
+				numExitRootB, siblings, idxBig, instantWithdraw)
 		},
 	); err != nil {
 		return nil, tracerr.Wrap(fmt.Errorf("Failed update WithdrawMerkleProof: %w", err))
@@ -443,13 +458,17 @@ func (c *RollupClient) RollupWithdrawMerkleProof(fromBJJ babyjub.PublicKeyComp,
 }
 
 // RollupWithdrawCircuit is the interface to call the smart contract function
-func (c *RollupClient) RollupWithdrawCircuit(proofA, proofC [2]*big.Int, proofB [2][2]*big.Int, tokenID uint32, numExitRoot, idx int64, amount *big.Int, instantWithdraw bool) (*types.Transaction, error) {
+func (c *RollupClient) RollupWithdrawCircuit(proofA, proofC [2]*big.Int, proofB [2][2]*big.Int,
+	tokenID uint32, numExitRoot, idx int64, amount *big.Int, instantWithdraw bool) (*types.Transaction,
+	error) {
 	log.Error("TODO")
 	return nil, tracerr.Wrap(errTODO)
 }
 
 // RollupL1UserTxERC20ETH is the interface to call the smart contract function
-func (c *RollupClient) RollupL1UserTxERC20ETH(fromBJJ babyjub.PublicKeyComp, fromIdx int64, depositAmount *big.Int, amount *big.Int, tokenID uint32, toIdx int64) (tx *types.Transaction, err error) {
+func (c *RollupClient) RollupL1UserTxERC20ETH(fromBJJ babyjub.PublicKeyComp, fromIdx int64,
+	depositAmount *big.Int, amount *big.Int, tokenID uint32, toIdx int64) (tx *types.Transaction,
+	err error) {
 	if tx, err = c.client.CallAuth(
 		0,
 		func(ec *ethclient.Client, auth *bind.TransactOpts) (*types.Transaction, error) {
@@ -484,7 +503,9 @@ func (c *RollupClient) RollupL1UserTxERC20ETH(fromBJJ babyjub.PublicKeyComp, fro
 }
 
 // RollupL1UserTxERC20Permit is the interface to call the smart contract function
-func (c *RollupClient) RollupL1UserTxERC20Permit(fromBJJ babyjub.PublicKeyComp, fromIdx int64, depositAmount *big.Int, amount *big.Int, tokenID uint32, toIdx int64, deadline *big.Int) (tx *types.Transaction, err error) {
+func (c *RollupClient) RollupL1UserTxERC20Permit(fromBJJ babyjub.PublicKeyComp, fromIdx int64,
+	depositAmount *big.Int, amount *big.Int, tokenID uint32, toIdx int64,
+	deadline *big.Int) (tx *types.Transaction, err error) {
 	if tx, err = c.client.CallAuth(
 		0,
 		func(ec *ethclient.Client, auth *bind.TransactOpts) (*types.Transaction, error) {
@@ -516,11 +537,12 @@ func (c *RollupClient) RollupL1UserTxERC20Permit(fromBJJ babyjub.PublicKeyComp,
 			}
 			tokenName := c.tokenHEZCfg.Name
 			tokenAddr := c.tokenHEZCfg.Address
-			digest, _ := createPermitDigest(tokenAddr, owner, spender, c.chainID, amount, nonce, deadline, tokenName)
+			digest, _ := createPermitDigest(tokenAddr, owner, spender, c.chainID,
+				amount, nonce, deadline, tokenName)
 			signature, _ := c.client.ks.SignHash(*c.client.account, digest)
 			permit := createPermit(owner, spender, amount, deadline, digest, signature)
-			return c.hermez.AddL1Transaction(auth, babyPubKey, fromIdxBig, uint16(depositAmountF),
+			return c.hermez.AddL1Transaction(auth, babyPubKey, fromIdxBig,
-				uint16(amountF), tokenID, toIdxBig, permit)
+				uint16(depositAmountF), uint16(amountF), tokenID, toIdxBig, permit)
 		},
 	); err != nil {
 		return nil, tracerr.Wrap(fmt.Errorf("Failed add L1 Tx ERC20Permit: %w", err))
@@ -552,11 +574,13 @@ func (c *RollupClient) RollupLastForgedBatch() (lastForgedBatch int64, err error
 }
 
 // RollupUpdateForgeL1L2BatchTimeout is the interface to call the smart contract function
-func (c *RollupClient) RollupUpdateForgeL1L2BatchTimeout(newForgeL1L2BatchTimeout int64) (tx *types.Transaction, err error) {
+func (c *RollupClient) RollupUpdateForgeL1L2BatchTimeout(
+	newForgeL1L2BatchTimeout int64) (tx *types.Transaction, err error) {
 	if tx, err = c.client.CallAuth(
 		0,
 		func(ec *ethclient.Client, auth *bind.TransactOpts) (*types.Transaction, error) {
-			return c.hermez.UpdateForgeL1L2BatchTimeout(auth, uint8(newForgeL1L2BatchTimeout))
+			return c.hermez.UpdateForgeL1L2BatchTimeout(auth,
+				uint8(newForgeL1L2BatchTimeout))
 		},
 	); err != nil {
 		return nil, tracerr.Wrap(fmt.Errorf("Failed update ForgeL1L2BatchTimeout: %w", err))
@@ -565,7 +589,8 @@ func (c *RollupClient) RollupUpdateForgeL1L2BatchTimeout(newForgeL1L2BatchTimeou
 }
 
 // RollupUpdateFeeAddToken is the interface to call the smart contract function
-func (c *RollupClient) RollupUpdateFeeAddToken(newFeeAddToken *big.Int) (tx *types.Transaction, err error) {
+func (c *RollupClient) RollupUpdateFeeAddToken(newFeeAddToken *big.Int) (tx *types.Transaction,
+	err error) {
 	if tx, err = c.client.CallAuth(
 		0,
 		func(ec *ethclient.Client, auth *bind.TransactOpts) (*types.Transaction, error) {
@@ -600,7 +625,8 @@ func (c *RollupClient) RollupUpdateBucketsParameters(
 }
 
 // RollupUpdateTokenExchange is the interface to call the smart contract function
-func (c *RollupClient) RollupUpdateTokenExchange(addressArray []ethCommon.Address, valueArray []uint64) (tx *types.Transaction, err error) {
+func (c *RollupClient) RollupUpdateTokenExchange(addressArray []ethCommon.Address,
+	valueArray []uint64) (tx *types.Transaction, err error) {
 	if tx, err = c.client.CallAuth(
 		0,
 		func(ec *ethclient.Client, auth *bind.TransactOpts) (*types.Transaction, error) {
@@ -613,7 +639,8 @@ func (c *RollupClient) RollupUpdateTokenExchange(addressArray []ethCommon.Addres
 }
 
 // RollupUpdateWithdrawalDelay is the interface to call the smart contract function
-func (c *RollupClient) RollupUpdateWithdrawalDelay(newWithdrawalDelay int64) (tx *types.Transaction, err error) {
+func (c *RollupClient) RollupUpdateWithdrawalDelay(newWithdrawalDelay int64) (tx *types.Transaction,
+	err error) {
 	if tx, err = c.client.CallAuth(
 		0,
 		func(ec *ethclient.Client, auth *bind.TransactOpts) (*types.Transaction, error) {
@@ -639,7 +666,8 @@ func (c *RollupClient) RollupSafeMode() (tx *types.Transaction, err error) {
 }
 
 // RollupInstantWithdrawalViewer is the interface to call the smart contract function
-func (c *RollupClient) RollupInstantWithdrawalViewer(tokenAddress ethCommon.Address, amount *big.Int) (instantAllowed bool, err error) {
+func (c *RollupClient) RollupInstantWithdrawalViewer(tokenAddress ethCommon.Address,
+	amount *big.Int) (instantAllowed bool, err error) {
 	if err := c.client.Call(func(ec *ethclient.Client) error {
 		instantAllowed, err = c.hermez.InstantWithdrawalViewer(c.opts, tokenAddress, amount)
 		return tracerr.Wrap(err)
@@ -674,7 +702,8 @@ func (c *RollupClient) RollupConstants() (rollupConstants *common.RollupConstant
 			}
 			newRollupVerifier.MaxTx = rollupVerifier.MaxTx.Int64()
 			newRollupVerifier.NLevels = rollupVerifier.NLevels.Int64()
-			rollupConstants.Verifiers = append(rollupConstants.Verifiers, newRollupVerifier)
+			rollupConstants.Verifiers = append(rollupConstants.Verifiers,
+				newRollupVerifier)
 		}
 		rollupConstants.HermezAuctionContract, err = c.hermez.HermezAuctionContract(c.opts)
 		if err != nil {
@@ -693,19 +722,30 @@ func (c *RollupClient) RollupConstants() (rollupConstants *common.RollupConstant
 }
 
 var (
-	logHermezL1UserTxEvent               = crypto.Keccak256Hash([]byte("L1UserTxEvent(uint32,uint8,bytes)"))
+	logHermezL1UserTxEvent = crypto.Keccak256Hash([]byte(
-	logHermezAddToken                    = crypto.Keccak256Hash([]byte("AddToken(address,uint32)"))
+		"L1UserTxEvent(uint32,uint8,bytes)"))
-	logHermezForgeBatch                  = crypto.Keccak256Hash([]byte("ForgeBatch(uint32,uint16)"))
+	logHermezAddToken = crypto.Keccak256Hash([]byte(
-	logHermezUpdateForgeL1L2BatchTimeout = crypto.Keccak256Hash([]byte("UpdateForgeL1L2BatchTimeout(uint8)"))
+		"AddToken(address,uint32)"))
-	logHermezUpdateFeeAddToken           = crypto.Keccak256Hash([]byte("UpdateFeeAddToken(uint256)"))
+	logHermezForgeBatch = crypto.Keccak256Hash([]byte(
-	logHermezWithdrawEvent               = crypto.Keccak256Hash([]byte("WithdrawEvent(uint48,uint32,bool)"))
+		"ForgeBatch(uint32,uint16)"))
-	logHermezUpdateBucketWithdraw        = crypto.Keccak256Hash([]byte("UpdateBucketWithdraw(uint8,uint256,uint256)"))
+	logHermezUpdateForgeL1L2BatchTimeout = crypto.Keccak256Hash([]byte(
-	logHermezUpdateWithdrawalDelay       = crypto.Keccak256Hash([]byte("UpdateWithdrawalDelay(uint64)"))
+		"UpdateForgeL1L2BatchTimeout(uint8)"))
-	logHermezUpdateBucketsParameters     = crypto.Keccak256Hash([]byte("UpdateBucketsParameters(uint256[4][" +
+	logHermezUpdateFeeAddToken = crypto.Keccak256Hash([]byte(
-		strconv.Itoa(common.RollupConstNumBuckets) + "])"))
+		"UpdateFeeAddToken(uint256)"))
-	logHermezUpdateTokenExchange = crypto.Keccak256Hash([]byte("UpdateTokenExchange(address[],uint64[])"))
+	logHermezWithdrawEvent = crypto.Keccak256Hash([]byte(
-	logHermezSafeMode            = crypto.Keccak256Hash([]byte("SafeMode()"))
+		"WithdrawEvent(uint48,uint32,bool)"))
-	logHermezInitialize          = crypto.Keccak256Hash([]byte("InitializeHermezEvent(uint8,uint256,uint64)"))
+	logHermezUpdateBucketWithdraw = crypto.Keccak256Hash([]byte(
+		"UpdateBucketWithdraw(uint8,uint256,uint256)"))
+	logHermezUpdateWithdrawalDelay = crypto.Keccak256Hash([]byte(
+		"UpdateWithdrawalDelay(uint64)"))
+	logHermezUpdateBucketsParameters = crypto.Keccak256Hash([]byte(
+		"UpdateBucketsParameters(uint256[4][" + strconv.Itoa(common.RollupConstNumBuckets) + "])"))
+	logHermezUpdateTokenExchange = crypto.Keccak256Hash([]byte(
+		"UpdateTokenExchange(address[],uint64[])"))
+	logHermezSafeMode = crypto.Keccak256Hash([]byte(
+		"SafeMode()"))
+	logHermezInitialize = crypto.Keccak256Hash([]byte(
+		"InitializeHermezEvent(uint8,uint256,uint64)"))
 )
 
 // RollupEventInit returns the initialize event with its corresponding block number
@@ -729,7 +769,8 @@ func (c *RollupClient) RollupEventInit() (*RollupEventInitialize, int64, error)
 	}
 
 	var rollupInit RollupEventInitialize
-	if err := c.contractAbi.UnpackIntoInterface(&rollupInit, "InitializeHermezEvent", vLog.Data); err != nil {
+	if err := c.contractAbi.UnpackIntoInterface(&rollupInit, "InitializeHermezEvent",
+		vLog.Data); err != nil {
 		return nil, 0, tracerr.Wrap(err)
 	}
 	return &rollupInit, int64(vLog.BlockNumber), tracerr.Wrap(err)
@@ -810,7 +851,8 @@ func (c *RollupClient) RollupEventsByBlock(blockNum int64,
 			var updateForgeL1L2BatchTimeout struct {
 				NewForgeL1L2BatchTimeout uint8
 			}
-			err := c.contractAbi.UnpackIntoInterface(&updateForgeL1L2BatchTimeout, "UpdateForgeL1L2BatchTimeout", vLog.Data)
+			err := c.contractAbi.UnpackIntoInterface(&updateForgeL1L2BatchTimeout,
+				"UpdateForgeL1L2BatchTimeout", vLog.Data)
 			if err != nil {
 				return nil, tracerr.Wrap(err)
 			}
@@ -838,14 +880,16 @@ func (c *RollupClient) RollupEventsByBlock(blockNum int64,
 		case logHermezUpdateBucketWithdraw:
 			var updateBucketWithdrawAux rollupEventUpdateBucketWithdrawAux
 			var updateBucketWithdraw RollupEventUpdateBucketWithdraw
-			err := c.contractAbi.UnpackIntoInterface(&updateBucketWithdrawAux, "UpdateBucketWithdraw", vLog.Data)
+			err := c.contractAbi.UnpackIntoInterface(&updateBucketWithdrawAux,
+				"UpdateBucketWithdraw", vLog.Data)
 			if err != nil {
 				return nil, tracerr.Wrap(err)
 			}
 			updateBucketWithdraw.Withdrawals = updateBucketWithdrawAux.Withdrawals
 			updateBucketWithdraw.NumBucket = int(new(big.Int).SetBytes(vLog.Topics[1][:]).Int64())
 			updateBucketWithdraw.BlockStamp = new(big.Int).SetBytes(vLog.Topics[2][:]).Int64()
-			rollupEvents.UpdateBucketWithdraw = append(rollupEvents.UpdateBucketWithdraw, updateBucketWithdraw)
+			rollupEvents.UpdateBucketWithdraw =
+				append(rollupEvents.UpdateBucketWithdraw, updateBucketWithdraw)
 
 		case logHermezUpdateWithdrawalDelay:
 			var withdrawalDelay RollupEventUpdateWithdrawalDelay
@@ -857,7 +901,8 @@ func (c *RollupClient) RollupEventsByBlock(blockNum int64,
 		case logHermezUpdateBucketsParameters:
 			var bucketsParametersAux rollupEventUpdateBucketsParametersAux
 			var bucketsParameters RollupEventUpdateBucketsParameters
-			err := c.contractAbi.UnpackIntoInterface(&bucketsParametersAux, "UpdateBucketsParameters", vLog.Data)
+			err := c.contractAbi.UnpackIntoInterface(&bucketsParametersAux,
+				"UpdateBucketsParameters", vLog.Data)
 			if err != nil {
 				return nil, tracerr.Wrap(err)
 			}
@@ -867,7 +912,8 @@ func (c *RollupClient) RollupEventsByBlock(blockNum int64,
 				bucketsParameters.ArrayBuckets[i].BlockWithdrawalRate = bucket[2]
 				bucketsParameters.ArrayBuckets[i].MaxWithdrawals = bucket[3]
 			}
-			rollupEvents.UpdateBucketsParameters = append(rollupEvents.UpdateBucketsParameters, bucketsParameters)
+			rollupEvents.UpdateBucketsParameters =
+				append(rollupEvents.UpdateBucketsParameters, bucketsParameters)
 		case logHermezUpdateTokenExchange:
 			var tokensExchange RollupEventUpdateTokenExchange
 			err := c.contractAbi.UnpackIntoInterface(&tokensExchange, "UpdateTokenExchange", vLog.Data)
@@ -899,7 +945,8 @@ func (c *RollupClient) RollupEventsByBlock(blockNum int64,
 
 // RollupForgeBatchArgs returns the arguments used in a ForgeBatch call in the
 // Rollup Smart Contract in the given transaction, and the sender address.
-func (c *RollupClient) RollupForgeBatchArgs(ethTxHash ethCommon.Hash, l1UserTxsLen uint16) (*RollupForgeBatchArgs, *ethCommon.Address, error) {
+func (c *RollupClient) RollupForgeBatchArgs(ethTxHash ethCommon.Hash,
+	l1UserTxsLen uint16) (*RollupForgeBatchArgs, *ethCommon.Address, error) {
 	tx, _, err := c.client.client.TransactionByHash(context.Background(), ethTxHash)
 	if err != nil {
 		return nil, nil, tracerr.Wrap(fmt.Errorf("TransactionByHash: %w", err))
@@ -914,7 +961,8 @@ func (c *RollupClient) RollupForgeBatchArgs(ethTxHash ethCommon.Hash, l1UserTxsL
 	if err != nil {
 		return nil, nil, tracerr.Wrap(err)
 	}
-	sender, err := c.client.client.TransactionSender(context.Background(), tx, receipt.Logs[0].BlockHash, receipt.Logs[0].Index)
+	sender, err := c.client.client.TransactionSender(context.Background(), tx,
+		receipt.Logs[0].BlockHash, receipt.Logs[0].Index)
 	if err != nil {
 		return nil, nil, tracerr.Wrap(err)
 	}
@@ -939,7 +987,7 @@ func (c *RollupClient) RollupForgeBatchArgs(ethTxHash ethCommon.Hash, l1UserTxsL
 		FeeIdxCoordinator:     []common.Idx{},
 	}
 	nLevels := c.consts.Verifiers[rollupForgeBatchArgs.VerifierIdx].NLevels
-	lenL1L2TxsBytes := int((nLevels/8)*2 + common.Float40BytesLength + 1)
+	lenL1L2TxsBytes := int((nLevels/8)*2 + common.Float40BytesLength + 1) //nolint:gomnd
 	numBytesL1TxUser := int(l1UserTxsLen) * lenL1L2TxsBytes
 	numTxsL1Coord := len(aux.EncodedL1CoordinatorTx) / common.RollupConstL1CoordinatorTotalBytes
 	numBytesL1TxCoord := numTxsL1Coord * lenL1L2TxsBytes
@@ -949,7 +997,9 @@ func (c *RollupClient) RollupForgeBatchArgs(ethTxHash ethCommon.Hash, l1UserTxsL
 		l1UserTxsData = aux.L1L2TxsData[:numBytesL1TxUser]
 	}
 	for i := 0; i < int(l1UserTxsLen); i++ {
-		l1Tx, err := common.L1TxFromDataAvailability(l1UserTxsData[i*lenL1L2TxsBytes:(i+1)*lenL1L2TxsBytes], uint32(nLevels))
+		l1Tx, err :=
+			common.L1TxFromDataAvailability(l1UserTxsData[i*lenL1L2TxsBytes:(i+1)*lenL1L2TxsBytes],
+				uint32(nLevels))
 		if err != nil {
 			return nil, nil, tracerr.Wrap(err)
 		}
@@ -961,14 +1011,17 @@ func (c *RollupClient) RollupForgeBatchArgs(ethTxHash ethCommon.Hash, l1UserTxsL
 	}
 	numTxsL2 := len(l2TxsData) / lenL1L2TxsBytes
 	for i := 0; i < numTxsL2; i++ {
-		l2Tx, err := common.L2TxFromBytesDataAvailability(l2TxsData[i*lenL1L2TxsBytes:(i+1)*lenL1L2TxsBytes], int(nLevels))
+		l2Tx, err :=
+			common.L2TxFromBytesDataAvailability(l2TxsData[i*lenL1L2TxsBytes:(i+1)*lenL1L2TxsBytes],
+				int(nLevels))
 		if err != nil {
 			return nil, nil, tracerr.Wrap(err)
 		}
 		rollupForgeBatchArgs.L2TxsData = append(rollupForgeBatchArgs.L2TxsData, *l2Tx)
 	}
 	for i := 0; i < numTxsL1Coord; i++ {
-		bytesL1Coordinator := aux.EncodedL1CoordinatorTx[i*common.RollupConstL1CoordinatorTotalBytes : (i+1)*common.RollupConstL1CoordinatorTotalBytes]
+		bytesL1Coordinator :=
+			aux.EncodedL1CoordinatorTx[i*common.RollupConstL1CoordinatorTotalBytes : (i+1)*common.RollupConstL1CoordinatorTotalBytes] //nolint:lll
 		var signature []byte
 		v := bytesL1Coordinator[0]
 		s := bytesL1Coordinator[1:33]
@@ -981,24 +1034,29 @@ func (c *RollupClient) RollupForgeBatchArgs(ethTxHash ethCommon.Hash, l1UserTxsL
 			return nil, nil, tracerr.Wrap(err)
 		}
 		rollupForgeBatchArgs.L1CoordinatorTxs = append(rollupForgeBatchArgs.L1CoordinatorTxs, *l1Tx)
-		rollupForgeBatchArgs.L1CoordinatorTxsAuths = append(rollupForgeBatchArgs.L1CoordinatorTxsAuths, signature)
+		rollupForgeBatchArgs.L1CoordinatorTxsAuths =
+			append(rollupForgeBatchArgs.L1CoordinatorTxsAuths, signature)
 	}
 	lenFeeIdxCoordinatorBytes := int(nLevels / 8) //nolint:gomnd
 	numFeeIdxCoordinator := len(aux.FeeIdxCoordinator) / lenFeeIdxCoordinatorBytes
 	for i := 0; i < numFeeIdxCoordinator; i++ {
 		var paddedFeeIdx [6]byte
-		// TODO: This check is not necessary: the first case will always work.  Test it before removing the if.
+		// TODO: This check is not necessary: the first case will always work.  Test it
+		// before removing the if.
 		if lenFeeIdxCoordinatorBytes < common.IdxBytesLen {
-			copy(paddedFeeIdx[6-lenFeeIdxCoordinatorBytes:], aux.FeeIdxCoordinator[i*lenFeeIdxCoordinatorBytes:(i+1)*lenFeeIdxCoordinatorBytes])
+			copy(paddedFeeIdx[6-lenFeeIdxCoordinatorBytes:],
+				aux.FeeIdxCoordinator[i*lenFeeIdxCoordinatorBytes:(i+1)*lenFeeIdxCoordinatorBytes])
 		} else {
-			copy(paddedFeeIdx[:], aux.FeeIdxCoordinator[i*lenFeeIdxCoordinatorBytes:(i+1)*lenFeeIdxCoordinatorBytes])
+			copy(paddedFeeIdx[:],
+				aux.FeeIdxCoordinator[i*lenFeeIdxCoordinatorBytes:(i+1)*lenFeeIdxCoordinatorBytes])
 		}
 		feeIdxCoordinator, err := common.IdxFromBytes(paddedFeeIdx[:])
 		if err != nil {
 			return nil, nil, tracerr.Wrap(err)
 		}
 		if feeIdxCoordinator != common.Idx(0) {
-			rollupForgeBatchArgs.FeeIdxCoordinator = append(rollupForgeBatchArgs.FeeIdxCoordinator, feeIdxCoordinator)
+			rollupForgeBatchArgs.FeeIdxCoordinator =
+				append(rollupForgeBatchArgs.FeeIdxCoordinator, feeIdxCoordinator)
 		}
 	}
 	return &rollupForgeBatchArgs, &sender, nil

eth/rollup_test.go

@@ -116,7 +116,8 @@ func TestRollupForgeBatch(t *testing.T) {
 	minBid.SetString("11000000000000000000", 10)
 	budget := new(big.Int)
 	budget.SetString("45200000000000000000", 10)
-	_, err = auctionClient.AuctionMultiBid(budget, currentSlot+4, currentSlot+10, slotSet, maxBid, minBid, deadline)
+	_, err = auctionClient.AuctionMultiBid(budget, currentSlot+4, currentSlot+10, slotSet,
+		maxBid, minBid, deadline)
 	require.NoError(t, err)
 
 	// Add Blocks
@@ -128,12 +129,18 @@ func TestRollupForgeBatch(t *testing.T) {
 
 	// Forge Batch 1
 	args := new(RollupForgeBatchArgs)
-	args.FeeIdxCoordinator = []common.Idx{} // When encoded, 64 times the 0 idx means that no idx to collect fees is specified.
+	// When encoded, 64 times the 0 idx means that no idx to collect fees is specified.
-	l1CoordinatorBytes, err := hex.DecodeString("1c660323607bb113e586183609964a333d07ebe4bef3be82ec13af453bae9590bd7711cdb6abf42f176eadfbe5506fbef5e092e5543733f91b0061d9a7747fa10694a915a6470fa230de387b51e6f4db0b09787867778687b55197ad6d6a86eac000000001")
+	args.FeeIdxCoordinator = []common.Idx{}
+	l1CoordinatorBytes, err := hex.DecodeString(
+		"1c660323607bb113e586183609964a333d07ebe4bef3be82ec13af453bae9590bd7711cdb6abf" +
+			"42f176eadfbe5506fbef5e092e5543733f91b0061d9a7747fa10694a915a6470fa230" +
+			"de387b51e6f4db0b09787867778687b55197ad6d6a86eac000000001")
 	require.NoError(t, err)
 	numTxsL1 := len(l1CoordinatorBytes) / common.RollupConstL1CoordinatorTotalBytes
 	for i := 0; i < numTxsL1; i++ {
-		bytesL1Coordinator := l1CoordinatorBytes[i*common.RollupConstL1CoordinatorTotalBytes : (i+1)*common.RollupConstL1CoordinatorTotalBytes]
+		bytesL1Coordinator :=
+			l1CoordinatorBytes[i*common.RollupConstL1CoordinatorTotalBytes : (i+1)*
+				common.RollupConstL1CoordinatorTotalBytes]
 		var signature []byte
 		v := bytesL1Coordinator[0]
 		s := bytesL1Coordinator[1:33]
@@ -149,9 +156,12 @@ func TestRollupForgeBatch(t *testing.T) {
 	args.L1UserTxs = []common.L1Tx{}
 	args.L2TxsData = []common.L2Tx{}
 	newStateRoot := new(big.Int)
-	newStateRoot.SetString("18317824016047294649053625209337295956588174734569560016974612130063629505228", 10)
+	newStateRoot.SetString(
+		"18317824016047294649053625209337295956588174734569560016974612130063629505228",
+		10)
 	newExitRoot := new(big.Int)
-	bytesNumExitRoot, err := hex.DecodeString("10a89d5fe8d488eda1ba371d633515739933c706c210c604f5bd209180daa43b")
+	bytesNumExitRoot, err := hex.DecodeString(
+		"10a89d5fe8d488eda1ba371d633515739933c706c210c604f5bd209180daa43b")
 	require.NoError(t, err)
 	newExitRoot.SetBytes(bytesNumExitRoot)
 	args.NewLastIdx = int64(300)
@@ -206,7 +216,8 @@ func TestRollupUpdateForgeL1L2BatchTimeout(t *testing.T) {
 	rollupEvents, err := rollupClient.RollupEventsByBlock(currentBlockNum, nil)
 	require.NoError(t, err)
 
-	assert.Equal(t, newForgeL1L2BatchTimeout, rollupEvents.UpdateForgeL1L2BatchTimeout[0].NewForgeL1L2BatchTimeout)
+	assert.Equal(t, newForgeL1L2BatchTimeout,
+		rollupEvents.UpdateForgeL1L2BatchTimeout[0].NewForgeL1L2BatchTimeout)
 }
 
 func TestRollupUpdateFeeAddToken(t *testing.T) {
@@ -248,7 +259,8 @@ func TestRollupUpdateWithdrawalDelay(t *testing.T) {
 	require.NoError(t, err)
 	rollupEvents, err := rollupClient.RollupEventsByBlock(currentBlockNum, nil)
 	require.NoError(t, err)
-	assert.Equal(t, newWithdrawalDelay, int64(rollupEvents.UpdateWithdrawalDelay[0].NewWithdrawalDelay))
+	assert.Equal(t, newWithdrawalDelay,
+		int64(rollupEvents.UpdateWithdrawalDelay[0].NewWithdrawalDelay))
 }
 
 func TestRollupUpdateTokenExchange(t *testing.T) {
@@ -287,7 +299,8 @@ func TestRollupL1UserTxETHCreateAccountDeposit(t *testing.T) {
 	}
 	L1UserTxs = append(L1UserTxs, l1Tx)
 
-	_, err = rollupClientAux.RollupL1UserTxERC20ETH(l1Tx.FromBJJ, fromIdxInt64, l1Tx.DepositAmount, l1Tx.Amount, tokenIDUint32, toIdxInt64)
+	_, err = rollupClientAux.RollupL1UserTxERC20ETH(l1Tx.FromBJJ, fromIdxInt64,
+		l1Tx.DepositAmount, l1Tx.Amount, tokenIDUint32, toIdxInt64)
 	require.NoError(t, err)
 
 	currentBlockNum, err := rollupClient.client.EthLastBlock()
@@ -299,11 +312,13 @@ func TestRollupL1UserTxETHCreateAccountDeposit(t *testing.T) {
 	assert.Equal(t, l1Tx.DepositAmount, rollupEvents.L1UserTx[0].L1UserTx.DepositAmount)
 	assert.Equal(t, l1Tx.TokenID, rollupEvents.L1UserTx[0].L1UserTx.TokenID)
 	assert.Equal(t, l1Tx.Amount, rollupEvents.L1UserTx[0].L1UserTx.Amount)
-	assert.Equal(t, rollupClientAux.client.account.Address, rollupEvents.L1UserTx[0].L1UserTx.FromEthAddr)
+	assert.Equal(t, rollupClientAux.client.account.Address,
+		rollupEvents.L1UserTx[0].L1UserTx.FromEthAddr)
 }
 
 func TestRollupL1UserTxERC20CreateAccountDeposit(t *testing.T) {
-	rollupClientAux2, err := NewRollupClient(ethereumClientAux2, hermezRollupAddressConst, tokenHEZ)
+	rollupClientAux2, err := NewRollupClient(ethereumClientAux2, hermezRollupAddressConst,
+		tokenHEZ)
 	require.NoError(t, err)
 	key := genKeysBjj(1)
 	fromIdxInt64 := int64(0)
@@ -319,7 +334,8 @@ func TestRollupL1UserTxERC20CreateAccountDeposit(t *testing.T) {
 	}
 	L1UserTxs = append(L1UserTxs, l1Tx)
 
-	_, err = rollupClientAux2.RollupL1UserTxERC20ETH(l1Tx.FromBJJ, fromIdxInt64, l1Tx.DepositAmount, l1Tx.Amount, tokenHEZID, toIdxInt64)
+	_, err = rollupClientAux2.RollupL1UserTxERC20ETH(l1Tx.FromBJJ, fromIdxInt64,
+		l1Tx.DepositAmount, l1Tx.Amount, tokenHEZID, toIdxInt64)
 	require.NoError(t, err)
 
 	currentBlockNum, err := rollupClient.client.EthLastBlock()
@@ -331,11 +347,13 @@ func TestRollupL1UserTxERC20CreateAccountDeposit(t *testing.T) {
 	assert.Equal(t, l1Tx.DepositAmount, rollupEvents.L1UserTx[0].L1UserTx.DepositAmount)
 	assert.Equal(t, l1Tx.TokenID, rollupEvents.L1UserTx[0].L1UserTx.TokenID)
 	assert.Equal(t, l1Tx.Amount, rollupEvents.L1UserTx[0].L1UserTx.Amount)
-	assert.Equal(t, rollupClientAux2.client.account.Address, rollupEvents.L1UserTx[0].L1UserTx.FromEthAddr)
+	assert.Equal(t, rollupClientAux2.client.account.Address,
+		rollupEvents.L1UserTx[0].L1UserTx.FromEthAddr)
 }
 
 func TestRollupL1UserTxERC20PermitCreateAccountDeposit(t *testing.T) {
-	rollupClientAux, err := NewRollupClient(ethereumClientAux, hermezRollupAddressConst, tokenHEZ)
+	rollupClientAux, err := NewRollupClient(ethereumClientAux, hermezRollupAddressConst,
+		tokenHEZ)
 	require.NoError(t, err)
 	key := genKeysBjj(3)
 	fromIdxInt64 := int64(0)
@@ -351,7 +369,8 @@ func TestRollupL1UserTxERC20PermitCreateAccountDeposit(t *testing.T) {
 	}
 	L1UserTxs = append(L1UserTxs, l1Tx)
 
-	_, err = rollupClientAux.RollupL1UserTxERC20Permit(l1Tx.FromBJJ, fromIdxInt64, l1Tx.DepositAmount, l1Tx.Amount, tokenIDERC777, toIdxInt64, deadline)
+	_, err = rollupClientAux.RollupL1UserTxERC20Permit(l1Tx.FromBJJ, fromIdxInt64,
+		l1Tx.DepositAmount, l1Tx.Amount, tokenIDERC777, toIdxInt64, deadline)
 	require.NoError(t, err)
 
 	currentBlockNum, err := rollupClient.client.EthLastBlock()
@@ -363,11 +382,13 @@ func TestRollupL1UserTxERC20PermitCreateAccountDeposit(t *testing.T) {
 	assert.Equal(t, l1Tx.DepositAmount, rollupEvents.L1UserTx[0].L1UserTx.DepositAmount)
 	assert.Equal(t, l1Tx.TokenID, rollupEvents.L1UserTx[0].L1UserTx.TokenID)
 	assert.Equal(t, l1Tx.Amount, rollupEvents.L1UserTx[0].L1UserTx.Amount)
-	assert.Equal(t, rollupClientAux.client.account.Address, rollupEvents.L1UserTx[0].L1UserTx.FromEthAddr)
+	assert.Equal(t, rollupClientAux.client.account.Address,
+		rollupEvents.L1UserTx[0].L1UserTx.FromEthAddr)
 }
 
 func TestRollupL1UserTxETHDeposit(t *testing.T) {
-	rollupClientAux, err := NewRollupClient(ethereumClientAux, hermezRollupAddressConst, tokenHEZ)
+	rollupClientAux, err := NewRollupClient(ethereumClientAux, hermezRollupAddressConst,
+		tokenHEZ)
 	require.NoError(t, err)
 	fromIdxInt64 := int64(256)
 	toIdxInt64 := int64(0)
@@ -383,7 +404,8 @@ func TestRollupL1UserTxETHDeposit(t *testing.T) {
 	}
 	L1UserTxs = append(L1UserTxs, l1Tx)
 
-	_, err = rollupClientAux.RollupL1UserTxERC20ETH(l1Tx.FromBJJ, fromIdxInt64, l1Tx.DepositAmount, l1Tx.Amount, tokenIDUint32, toIdxInt64)
+	_, err = rollupClientAux.RollupL1UserTxERC20ETH(l1Tx.FromBJJ, fromIdxInt64,
+		l1Tx.DepositAmount, l1Tx.Amount, tokenIDUint32, toIdxInt64)
 	require.NoError(t, err)
 
 	currentBlockNum, err := rollupClient.client.EthLastBlock()
@@ -394,11 +416,13 @@ func TestRollupL1UserTxETHDeposit(t *testing.T) {
 	assert.Equal(t, l1Tx.DepositAmount, rollupEvents.L1UserTx[0].L1UserTx.DepositAmount)
 	assert.Equal(t, l1Tx.TokenID, rollupEvents.L1UserTx[0].L1UserTx.TokenID)
 	assert.Equal(t, l1Tx.Amount, rollupEvents.L1UserTx[0].L1UserTx.Amount)
-	assert.Equal(t, rollupClientAux.client.account.Address, rollupEvents.L1UserTx[0].L1UserTx.FromEthAddr)
+	assert.Equal(t, rollupClientAux.client.account.Address,
+		rollupEvents.L1UserTx[0].L1UserTx.FromEthAddr)
 }
 
 func TestRollupL1UserTxERC20Deposit(t *testing.T) {
-	rollupClientAux2, err := NewRollupClient(ethereumClientAux2, hermezRollupAddressConst, tokenHEZ)
+	rollupClientAux2, err := NewRollupClient(ethereumClientAux2, hermezRollupAddressConst,
+		tokenHEZ)
 	require.NoError(t, err)
 	fromIdxInt64 := int64(257)
 	toIdxInt64 := int64(0)
@@ -413,7 +437,8 @@ func TestRollupL1UserTxERC20Deposit(t *testing.T) {
 	}
 	L1UserTxs = append(L1UserTxs, l1Tx)
 
-	_, err = rollupClientAux2.RollupL1UserTxERC20ETH(l1Tx.FromBJJ, fromIdxInt64, l1Tx.DepositAmount, l1Tx.Amount, tokenHEZID, toIdxInt64)
+	_, err = rollupClientAux2.RollupL1UserTxERC20ETH(l1Tx.FromBJJ, fromIdxInt64,
+		l1Tx.DepositAmount, l1Tx.Amount, tokenHEZID, toIdxInt64)
 	require.NoError(t, err)
 
 	currentBlockNum, err := rollupClient.client.EthLastBlock()
@@ -424,11 +449,13 @@ func TestRollupL1UserTxERC20Deposit(t *testing.T) {
 	assert.Equal(t, l1Tx.DepositAmount, rollupEvents.L1UserTx[0].L1UserTx.DepositAmount)
 	assert.Equal(t, l1Tx.TokenID, rollupEvents.L1UserTx[0].L1UserTx.TokenID)
 	assert.Equal(t, l1Tx.Amount, rollupEvents.L1UserTx[0].L1UserTx.Amount)
-	assert.Equal(t, rollupClientAux2.client.account.Address, rollupEvents.L1UserTx[0].L1UserTx.FromEthAddr)
+	assert.Equal(t, rollupClientAux2.client.account.Address,
+		rollupEvents.L1UserTx[0].L1UserTx.FromEthAddr)
 }
 
 func TestRollupL1UserTxERC20PermitDeposit(t *testing.T) {
-	rollupClientAux, err := NewRollupClient(ethereumClientAux, hermezRollupAddressConst, tokenHEZ)
+	rollupClientAux, err := NewRollupClient(ethereumClientAux, hermezRollupAddressConst,
+		tokenHEZ)
 	require.NoError(t, err)
 	fromIdxInt64 := int64(258)
 	toIdxInt64 := int64(0)
@@ -442,7 +469,8 @@ func TestRollupL1UserTxERC20PermitDeposit(t *testing.T) {
 	}
 	L1UserTxs = append(L1UserTxs, l1Tx)
 
-	_, err = rollupClientAux.RollupL1UserTxERC20Permit(l1Tx.FromBJJ, fromIdxInt64, l1Tx.DepositAmount, l1Tx.Amount, tokenIDERC777, toIdxInt64, deadline)
+	_, err = rollupClientAux.RollupL1UserTxERC20Permit(l1Tx.FromBJJ, fromIdxInt64,
+		l1Tx.DepositAmount, l1Tx.Amount, tokenIDERC777, toIdxInt64, deadline)
 	require.NoError(t, err)
 
 	currentBlockNum, err := rollupClient.client.EthLastBlock()
@@ -453,11 +481,13 @@ func TestRollupL1UserTxERC20PermitDeposit(t *testing.T) {
 	assert.Equal(t, l1Tx.DepositAmount, rollupEvents.L1UserTx[0].L1UserTx.DepositAmount)
 	assert.Equal(t, l1Tx.TokenID, rollupEvents.L1UserTx[0].L1UserTx.TokenID)
 	assert.Equal(t, l1Tx.Amount, rollupEvents.L1UserTx[0].L1UserTx.Amount)
-	assert.Equal(t, rollupClientAux.client.account.Address, rollupEvents.L1UserTx[0].L1UserTx.FromEthAddr)
+	assert.Equal(t, rollupClientAux.client.account.Address,
+		rollupEvents.L1UserTx[0].L1UserTx.FromEthAddr)
 }
 
 func TestRollupL1UserTxETHDepositTransfer(t *testing.T) {
-	rollupClientAux, err := NewRollupClient(ethereumClientAux, hermezRollupAddressConst, tokenHEZ)
+	rollupClientAux, err := NewRollupClient(ethereumClientAux, hermezRollupAddressConst,
+		tokenHEZ)
 	require.NoError(t, err)
 	fromIdxInt64 := int64(256)
 	toIdxInt64 := int64(257)
@@ -473,7 +503,8 @@ func TestRollupL1UserTxETHDepositTransfer(t *testing.T) {
 	}
 	L1UserTxs = append(L1UserTxs, l1Tx)
 
-	_, err = rollupClientAux.RollupL1UserTxERC20ETH(l1Tx.FromBJJ, fromIdxInt64, l1Tx.DepositAmount, l1Tx.Amount, tokenIDUint32, toIdxInt64)
+	_, err = rollupClientAux.RollupL1UserTxERC20ETH(l1Tx.FromBJJ, fromIdxInt64,
+		l1Tx.DepositAmount, l1Tx.Amount, tokenIDUint32, toIdxInt64)
 	require.NoError(t, err)
 
 	currentBlockNum, err := rollupClient.client.EthLastBlock()
@@ -484,11 +515,13 @@ func TestRollupL1UserTxETHDepositTransfer(t *testing.T) {
 	assert.Equal(t, l1Tx.DepositAmount, rollupEvents.L1UserTx[0].L1UserTx.DepositAmount)
 	assert.Equal(t, l1Tx.TokenID, rollupEvents.L1UserTx[0].L1UserTx.TokenID)
 	assert.Equal(t, l1Tx.Amount, rollupEvents.L1UserTx[0].L1UserTx.Amount)
-	assert.Equal(t, rollupClientAux.client.account.Address, rollupEvents.L1UserTx[0].L1UserTx.FromEthAddr)
+	assert.Equal(t, rollupClientAux.client.account.Address,
+		rollupEvents.L1UserTx[0].L1UserTx.FromEthAddr)
 }
 
 func TestRollupL1UserTxERC20DepositTransfer(t *testing.T) {
-	rollupClientAux2, err := NewRollupClient(ethereumClientAux2, hermezRollupAddressConst, tokenHEZ)
+	rollupClientAux2, err := NewRollupClient(ethereumClientAux2, hermezRollupAddressConst,
+		tokenHEZ)
 	require.NoError(t, err)
 	fromIdxInt64 := int64(257)
 	toIdxInt64 := int64(258)
@@ -503,7 +536,8 @@ func TestRollupL1UserTxERC20DepositTransfer(t *testing.T) {
 	}
 	L1UserTxs = append(L1UserTxs, l1Tx)
 
-	_, err = rollupClientAux2.RollupL1UserTxERC20ETH(l1Tx.FromBJJ, fromIdxInt64, l1Tx.DepositAmount, l1Tx.Amount, tokenHEZID, toIdxInt64)
+	_, err = rollupClientAux2.RollupL1UserTxERC20ETH(l1Tx.FromBJJ, fromIdxInt64,
+		l1Tx.DepositAmount, l1Tx.Amount, tokenHEZID, toIdxInt64)
 	require.NoError(t, err)
 
 	currentBlockNum, err := rollupClient.client.EthLastBlock()
@@ -514,11 +548,13 @@ func TestRollupL1UserTxERC20DepositTransfer(t *testing.T) {
 	assert.Equal(t, l1Tx.DepositAmount, rollupEvents.L1UserTx[0].L1UserTx.DepositAmount)
 	assert.Equal(t, l1Tx.TokenID, rollupEvents.L1UserTx[0].L1UserTx.TokenID)
 	assert.Equal(t, l1Tx.Amount, rollupEvents.L1UserTx[0].L1UserTx.Amount)
-	assert.Equal(t, rollupClientAux2.client.account.Address, rollupEvents.L1UserTx[0].L1UserTx.FromEthAddr)
+	assert.Equal(t, rollupClientAux2.client.account.Address,
+		rollupEvents.L1UserTx[0].L1UserTx.FromEthAddr)
 }
 
 func TestRollupL1UserTxERC20PermitDepositTransfer(t *testing.T) {
-	rollupClientAux, err := NewRollupClient(ethereumClientAux, hermezRollupAddressConst, tokenHEZ)
+	rollupClientAux, err := NewRollupClient(ethereumClientAux, hermezRollupAddressConst,
+		tokenHEZ)
 	require.NoError(t, err)
 	fromIdxInt64 := int64(258)
 	toIdxInt64 := int64(259)
@@ -533,7 +569,8 @@ func TestRollupL1UserTxERC20PermitDepositTransfer(t *testing.T) {
 	}
 	L1UserTxs = append(L1UserTxs, l1Tx)
 
-	_, err = rollupClientAux.RollupL1UserTxERC20Permit(l1Tx.FromBJJ, fromIdxInt64, l1Tx.DepositAmount, l1Tx.Amount, tokenIDERC777, toIdxInt64, deadline)
+	_, err = rollupClientAux.RollupL1UserTxERC20Permit(l1Tx.FromBJJ, fromIdxInt64,
+		l1Tx.DepositAmount, l1Tx.Amount, tokenIDERC777, toIdxInt64, deadline)
 	require.NoError(t, err)
 
 	currentBlockNum, err := rollupClient.client.EthLastBlock()
@@ -544,11 +581,13 @@ func TestRollupL1UserTxERC20PermitDepositTransfer(t *testing.T) {
 	assert.Equal(t, l1Tx.DepositAmount, rollupEvents.L1UserTx[0].L1UserTx.DepositAmount)
 	assert.Equal(t, l1Tx.TokenID, rollupEvents.L1UserTx[0].L1UserTx.TokenID)
 	assert.Equal(t, l1Tx.Amount, rollupEvents.L1UserTx[0].L1UserTx.Amount)
-	assert.Equal(t, rollupClientAux.client.account.Address, rollupEvents.L1UserTx[0].L1UserTx.FromEthAddr)
+	assert.Equal(t, rollupClientAux.client.account.Address,
+		rollupEvents.L1UserTx[0].L1UserTx.FromEthAddr)
 }
 
 func TestRollupL1UserTxETHCreateAccountDepositTransfer(t *testing.T) {
-	rollupClientAux, err := NewRollupClient(ethereumClientAux, hermezRollupAddressConst, tokenHEZ)
+	rollupClientAux, err := NewRollupClient(ethereumClientAux, hermezRollupAddressConst,
+		tokenHEZ)
 	require.NoError(t, err)
 	fromIdxInt64 := int64(256)
 	toIdxInt64 := int64(257)
@@ -564,7 +603,8 @@ func TestRollupL1UserTxETHCreateAccountDepositTransfer(t *testing.T) {
 	}
 	L1UserTxs = append(L1UserTxs, l1Tx)
 
-	_, err = rollupClientAux.RollupL1UserTxERC20ETH(l1Tx.FromBJJ, fromIdxInt64, l1Tx.DepositAmount, l1Tx.Amount, tokenIDUint32, toIdxInt64)
+	_, err = rollupClientAux.RollupL1UserTxERC20ETH(l1Tx.FromBJJ, fromIdxInt64,
+		l1Tx.DepositAmount, l1Tx.Amount, tokenIDUint32, toIdxInt64)
 	require.NoError(t, err)
 
 	currentBlockNum, err := rollupClient.client.EthLastBlock()
@@ -575,11 +615,13 @@ func TestRollupL1UserTxETHCreateAccountDepositTransfer(t *testing.T) {
 	assert.Equal(t, l1Tx.DepositAmount, rollupEvents.L1UserTx[0].L1UserTx.DepositAmount)
 	assert.Equal(t, l1Tx.TokenID, rollupEvents.L1UserTx[0].L1UserTx.TokenID)
 	assert.Equal(t, l1Tx.Amount, rollupEvents.L1UserTx[0].L1UserTx.Amount)
-	assert.Equal(t, rollupClientAux.client.account.Address, rollupEvents.L1UserTx[0].L1UserTx.FromEthAddr)
+	assert.Equal(t, rollupClientAux.client.account.Address,
+		rollupEvents.L1UserTx[0].L1UserTx.FromEthAddr)
 }
 
 func TestRollupL1UserTxERC20CreateAccountDepositTransfer(t *testing.T) {
-	rollupClientAux2, err := NewRollupClient(ethereumClientAux2, hermezRollupAddressConst, tokenHEZ)
+	rollupClientAux2, err := NewRollupClient(ethereumClientAux2, hermezRollupAddressConst,
+		tokenHEZ)
 	require.NoError(t, err)
 	fromIdxInt64 := int64(257)
 	toIdxInt64 := int64(258)
@@ -594,7 +636,8 @@ func TestRollupL1UserTxERC20CreateAccountDepositTransfer(t *testing.T) {
 	}
 	L1UserTxs = append(L1UserTxs, l1Tx)
 
-	_, err = rollupClientAux2.RollupL1UserTxERC20ETH(l1Tx.FromBJJ, fromIdxInt64, l1Tx.DepositAmount, l1Tx.Amount, tokenHEZID, toIdxInt64)
+	_, err = rollupClientAux2.RollupL1UserTxERC20ETH(l1Tx.FromBJJ, fromIdxInt64,
+		l1Tx.DepositAmount, l1Tx.Amount, tokenHEZID, toIdxInt64)
 	require.NoError(t, err)
 
 	currentBlockNum, err := rollupClient.client.EthLastBlock()
@@ -605,11 +648,13 @@ func TestRollupL1UserTxERC20CreateAccountDepositTransfer(t *testing.T) {
 	assert.Equal(t, l1Tx.DepositAmount, rollupEvents.L1UserTx[0].L1UserTx.DepositAmount)
 	assert.Equal(t, l1Tx.TokenID, rollupEvents.L1UserTx[0].L1UserTx.TokenID)
 	assert.Equal(t, l1Tx.Amount, rollupEvents.L1UserTx[0].L1UserTx.Amount)
-	assert.Equal(t, rollupClientAux2.client.account.Address, rollupEvents.L1UserTx[0].L1UserTx.FromEthAddr)
+	assert.Equal(t, rollupClientAux2.client.account.Address,
+		rollupEvents.L1UserTx[0].L1UserTx.FromEthAddr)
 }
 
 func TestRollupL1UserTxERC20PermitCreateAccountDepositTransfer(t *testing.T) {
-	rollupClientAux, err := NewRollupClient(ethereumClientAux, hermezRollupAddressConst, tokenHEZ)
+	rollupClientAux, err := NewRollupClient(ethereumClientAux, hermezRollupAddressConst,
+		tokenHEZ)
 	require.NoError(t, err)
 	fromIdxInt64 := int64(258)
 	toIdxInt64 := int64(259)
@@ -624,7 +669,8 @@ func TestRollupL1UserTxERC20PermitCreateAccountDepositTransfer(t *testing.T) {
 	}
 	L1UserTxs = append(L1UserTxs, l1Tx)
 
-	_, err = rollupClientAux.RollupL1UserTxERC20Permit(l1Tx.FromBJJ, fromIdxInt64, l1Tx.DepositAmount, l1Tx.Amount, tokenIDERC777, toIdxInt64, deadline)
+	_, err = rollupClientAux.RollupL1UserTxERC20Permit(l1Tx.FromBJJ, fromIdxInt64,
+		l1Tx.DepositAmount, l1Tx.Amount, tokenIDERC777, toIdxInt64, deadline)
 	require.NoError(t, err)
 
 	currentBlockNum, err := rollupClient.client.EthLastBlock()
@@ -635,11 +681,13 @@ func TestRollupL1UserTxERC20PermitCreateAccountDepositTransfer(t *testing.T) {
 	assert.Equal(t, l1Tx.DepositAmount, rollupEvents.L1UserTx[0].L1UserTx.DepositAmount)
 	assert.Equal(t, l1Tx.TokenID, rollupEvents.L1UserTx[0].L1UserTx.TokenID)
 	assert.Equal(t, l1Tx.Amount, rollupEvents.L1UserTx[0].L1UserTx.Amount)
-	assert.Equal(t, rollupClientAux.client.account.Address, rollupEvents.L1UserTx[0].L1UserTx.FromEthAddr)
+	assert.Equal(t, rollupClientAux.client.account.Address,
+		rollupEvents.L1UserTx[0].L1UserTx.FromEthAddr)
 }
 
 func TestRollupL1UserTxETHForceTransfer(t *testing.T) {
-	rollupClientAux, err := NewRollupClient(ethereumClientAux, hermezRollupAddressConst, tokenHEZ)
+	rollupClientAux, err := NewRollupClient(ethereumClientAux, hermezRollupAddressConst,
+		tokenHEZ)
 	require.NoError(t, err)
 	fromIdxInt64 := int64(256)
 	toIdxInt64 := int64(257)
@@ -654,7 +702,8 @@ func TestRollupL1UserTxETHForceTransfer(t *testing.T) {
 	}
 	L1UserTxs = append(L1UserTxs, l1Tx)
 
-	_, err = rollupClientAux.RollupL1UserTxERC20ETH(l1Tx.FromBJJ, fromIdxInt64, l1Tx.DepositAmount, l1Tx.Amount, tokenIDUint32, toIdxInt64)
+	_, err = rollupClientAux.RollupL1UserTxERC20ETH(l1Tx.FromBJJ, fromIdxInt64,
+		l1Tx.DepositAmount, l1Tx.Amount, tokenIDUint32, toIdxInt64)
 	require.NoError(t, err)
 
 	currentBlockNum, err := rollupClient.client.EthLastBlock()
@@ -665,11 +714,13 @@ func TestRollupL1UserTxETHForceTransfer(t *testing.T) {
 	assert.Equal(t, l1Tx.DepositAmount, rollupEvents.L1UserTx[0].L1UserTx.DepositAmount)
 	assert.Equal(t, l1Tx.TokenID, rollupEvents.L1UserTx[0].L1UserTx.TokenID)
 	assert.Equal(t, l1Tx.Amount, rollupEvents.L1UserTx[0].L1UserTx.Amount)
-	assert.Equal(t, rollupClientAux.client.account.Address, rollupEvents.L1UserTx[0].L1UserTx.FromEthAddr)
+	assert.Equal(t, rollupClientAux.client.account.Address,
+		rollupEvents.L1UserTx[0].L1UserTx.FromEthAddr)
 }
 
 func TestRollupL1UserTxERC20ForceTransfer(t *testing.T) {
-	rollupClientAux2, err := NewRollupClient(ethereumClientAux2, hermezRollupAddressConst, tokenHEZ)
+	rollupClientAux2, err := NewRollupClient(ethereumClientAux2, hermezRollupAddressConst,
+		tokenHEZ)
 	require.NoError(t, err)
 	fromIdxInt64 := int64(257)
 	toIdxInt64 := int64(258)
@@ -683,7 +734,8 @@ func TestRollupL1UserTxERC20ForceTransfer(t *testing.T) {
 	}
 	L1UserTxs = append(L1UserTxs, l1Tx)
 
-	_, err = rollupClientAux2.RollupL1UserTxERC20ETH(l1Tx.FromBJJ, fromIdxInt64, l1Tx.DepositAmount, l1Tx.Amount, tokenHEZID, toIdxInt64)
+	_, err = rollupClientAux2.RollupL1UserTxERC20ETH(l1Tx.FromBJJ, fromIdxInt64,
+		l1Tx.DepositAmount, l1Tx.Amount, tokenHEZID, toIdxInt64)
 	require.NoError(t, err)
 
 	currentBlockNum, err := rollupClient.client.EthLastBlock()
@@ -694,11 +746,13 @@ func TestRollupL1UserTxERC20ForceTransfer(t *testing.T) {
 	assert.Equal(t, l1Tx.DepositAmount, rollupEvents.L1UserTx[0].L1UserTx.DepositAmount)
 	assert.Equal(t, l1Tx.TokenID, rollupEvents.L1UserTx[0].L1UserTx.TokenID)
 	assert.Equal(t, l1Tx.Amount, rollupEvents.L1UserTx[0].L1UserTx.Amount)
-	assert.Equal(t, rollupClientAux2.client.account.Address, rollupEvents.L1UserTx[0].L1UserTx.FromEthAddr)
+	assert.Equal(t, rollupClientAux2.client.account.Address,
+		rollupEvents.L1UserTx[0].L1UserTx.FromEthAddr)
 }
 
 func TestRollupL1UserTxERC20PermitForceTransfer(t *testing.T) {
-	rollupClientAux, err := NewRollupClient(ethereumClientAux, hermezRollupAddressConst, tokenHEZ)
+	rollupClientAux, err := NewRollupClient(ethereumClientAux, hermezRollupAddressConst,
+		tokenHEZ)
 	require.NoError(t, err)
 	fromIdxInt64 := int64(259)
 	toIdxInt64 := int64(260)
@@ -712,7 +766,8 @@ func TestRollupL1UserTxERC20PermitForceTransfer(t *testing.T) {
 	}
 	L1UserTxs = append(L1UserTxs, l1Tx)
 
-	_, err = rollupClientAux.RollupL1UserTxERC20Permit(l1Tx.FromBJJ, fromIdxInt64, l1Tx.DepositAmount, l1Tx.Amount, tokenIDERC777, toIdxInt64, deadline)
+	_, err = rollupClientAux.RollupL1UserTxERC20Permit(l1Tx.FromBJJ, fromIdxInt64,
+		l1Tx.DepositAmount, l1Tx.Amount, tokenIDERC777, toIdxInt64, deadline)
 	require.NoError(t, err)
 
 	currentBlockNum, err := rollupClient.client.EthLastBlock()
@@ -723,11 +778,13 @@ func TestRollupL1UserTxERC20PermitForceTransfer(t *testing.T) {
 	assert.Equal(t, l1Tx.DepositAmount, rollupEvents.L1UserTx[0].L1UserTx.DepositAmount)
 	assert.Equal(t, l1Tx.TokenID, rollupEvents.L1UserTx[0].L1UserTx.TokenID)
 	assert.Equal(t, l1Tx.Amount, rollupEvents.L1UserTx[0].L1UserTx.Amount)
-	assert.Equal(t, rollupClientAux.client.account.Address, rollupEvents.L1UserTx[0].L1UserTx.FromEthAddr)
+	assert.Equal(t, rollupClientAux.client.account.Address,
+		rollupEvents.L1UserTx[0].L1UserTx.FromEthAddr)
 }
 
 func TestRollupL1UserTxETHForceExit(t *testing.T) {
-	rollupClientAux, err := NewRollupClient(ethereumClientAux, hermezRollupAddressConst, tokenHEZ)
+	rollupClientAux, err := NewRollupClient(ethereumClientAux, hermezRollupAddressConst,
+		tokenHEZ)
 	require.NoError(t, err)
 	fromIdxInt64 := int64(256)
 	toIdxInt64 := int64(1)
@@ -742,7 +799,8 @@ func TestRollupL1UserTxETHForceExit(t *testing.T) {
 	}
 	L1UserTxs = append(L1UserTxs, l1Tx)
 
-	_, err = rollupClientAux.RollupL1UserTxERC20ETH(l1Tx.FromBJJ, fromIdxInt64, l1Tx.DepositAmount, l1Tx.Amount, tokenIDUint32, toIdxInt64)
+	_, err = rollupClientAux.RollupL1UserTxERC20ETH(l1Tx.FromBJJ, fromIdxInt64,
+		l1Tx.DepositAmount, l1Tx.Amount, tokenIDUint32, toIdxInt64)
 	require.NoError(t, err)
 
 	currentBlockNum, err := rollupClient.client.EthLastBlock()
@@ -753,11 +811,13 @@ func TestRollupL1UserTxETHForceExit(t *testing.T) {
 	assert.Equal(t, l1Tx.DepositAmount, rollupEvents.L1UserTx[0].L1UserTx.DepositAmount)
 	assert.Equal(t, l1Tx.TokenID, rollupEvents.L1UserTx[0].L1UserTx.TokenID)
 	assert.Equal(t, l1Tx.Amount, rollupEvents.L1UserTx[0].L1UserTx.Amount)
-	assert.Equal(t, rollupClientAux.client.account.Address, rollupEvents.L1UserTx[0].L1UserTx.FromEthAddr)
+	assert.Equal(t, rollupClientAux.client.account.Address,
+		rollupEvents.L1UserTx[0].L1UserTx.FromEthAddr)
 }
 
 func TestRollupL1UserTxERC20ForceExit(t *testing.T) {
-	rollupClientAux2, err := NewRollupClient(ethereumClientAux2, hermezRollupAddressConst, tokenHEZ)
+	rollupClientAux2, err := NewRollupClient(ethereumClientAux2, hermezRollupAddressConst,
+		tokenHEZ)
 	require.NoError(t, err)
 	fromIdxInt64 := int64(257)
 	toIdxInt64 := int64(1)
@@ -771,7 +831,8 @@ func TestRollupL1UserTxERC20ForceExit(t *testing.T) {
 	}
 	L1UserTxs = append(L1UserTxs, l1Tx)
 
-	_, err = rollupClientAux2.RollupL1UserTxERC20ETH(l1Tx.FromBJJ, fromIdxInt64, l1Tx.DepositAmount, l1Tx.Amount, tokenHEZID, toIdxInt64)
+	_, err = rollupClientAux2.RollupL1UserTxERC20ETH(l1Tx.FromBJJ, fromIdxInt64,
+		l1Tx.DepositAmount, l1Tx.Amount, tokenHEZID, toIdxInt64)
 	require.NoError(t, err)
 
 	currentBlockNum, err := rollupClient.client.EthLastBlock()
@@ -782,11 +843,13 @@ func TestRollupL1UserTxERC20ForceExit(t *testing.T) {
 	assert.Equal(t, l1Tx.DepositAmount, rollupEvents.L1UserTx[0].L1UserTx.DepositAmount)
 	assert.Equal(t, l1Tx.TokenID, rollupEvents.L1UserTx[0].L1UserTx.TokenID)
 	assert.Equal(t, l1Tx.Amount, rollupEvents.L1UserTx[0].L1UserTx.Amount)
-	assert.Equal(t, rollupClientAux2.client.account.Address, rollupEvents.L1UserTx[0].L1UserTx.FromEthAddr)
+	assert.Equal(t, rollupClientAux2.client.account.Address,
+		rollupEvents.L1UserTx[0].L1UserTx.FromEthAddr)
 }
 
 func TestRollupL1UserTxERC20PermitForceExit(t *testing.T) {
-	rollupClientAux, err := NewRollupClient(ethereumClientAux, hermezRollupAddressConst, tokenHEZ)
+	rollupClientAux, err := NewRollupClient(ethereumClientAux, hermezRollupAddressConst,
+		tokenHEZ)
 	require.NoError(t, err)
 	fromIdxInt64 := int64(258)
 	toIdxInt64 := int64(1)
@@ -802,7 +865,8 @@ func TestRollupL1UserTxERC20PermitForceExit(t *testing.T) {
 	}
 	L1UserTxs = append(L1UserTxs, l1Tx)
 
-	_, err = rollupClientAux.RollupL1UserTxERC20Permit(l1Tx.FromBJJ, fromIdxInt64, l1Tx.DepositAmount, l1Tx.Amount, tokenIDERC777, toIdxInt64, deadline)
+	_, err = rollupClientAux.RollupL1UserTxERC20Permit(l1Tx.FromBJJ, fromIdxInt64,
+		l1Tx.DepositAmount, l1Tx.Amount, tokenIDERC777, toIdxInt64, deadline)
 	require.NoError(t, err)
 
 	currentBlockNum, err := rollupClient.client.EthLastBlock()
@@ -813,7 +877,8 @@ func TestRollupL1UserTxERC20PermitForceExit(t *testing.T) {
 	assert.Equal(t, l1Tx.DepositAmount, rollupEvents.L1UserTx[0].L1UserTx.DepositAmount)
 	assert.Equal(t, l1Tx.TokenID, rollupEvents.L1UserTx[0].L1UserTx.TokenID)
 	assert.Equal(t, l1Tx.Amount, rollupEvents.L1UserTx[0].L1UserTx.Amount)
-	assert.Equal(t, rollupClientAux.client.account.Address, rollupEvents.L1UserTx[0].L1UserTx.FromEthAddr)
+	assert.Equal(t, rollupClientAux.client.account.Address,
+		rollupEvents.L1UserTx[0].L1UserTx.FromEthAddr)
 }
 
 func TestRollupForgeBatch2(t *testing.T) {
@@ -829,7 +894,8 @@ func TestRollupForgeBatch2(t *testing.T) {
 
 	// Forge Batch 3
 	args := new(RollupForgeBatchArgs)
-	args.FeeIdxCoordinator = []common.Idx{} // When encoded, 64 times the 0 idx means that no idx to collect fees is specified.
+	// When encoded, 64 times the 0 idx means that no idx to collect fees is specified.
+	args.FeeIdxCoordinator = []common.Idx{}
 	args.L1CoordinatorTxs = argsForge.L1CoordinatorTxs
 	args.L1CoordinatorTxsAuths = argsForge.L1CoordinatorTxsAuths
 	for i := 0; i < len(L1UserTxs); i++ {
@@ -837,14 +903,19 @@ func TestRollupForgeBatch2(t *testing.T) {
 		l1UserTx.EffectiveAmount = l1UserTx.Amount
 		l1Bytes, err := l1UserTx.BytesDataAvailability(uint32(nLevels))
 		require.NoError(t, err)
-		l1UserTxDataAvailability, err := common.L1TxFromDataAvailability(l1Bytes, uint32(nLevels))
+		l1UserTxDataAvailability, err := common.L1TxFromDataAvailability(l1Bytes,
+			uint32(nLevels))
 		require.NoError(t, err)
 		args.L1UserTxs = append(args.L1UserTxs, *l1UserTxDataAvailability)
 	}
 	newStateRoot := new(big.Int)
-	newStateRoot.SetString("18317824016047294649053625209337295956588174734569560016974612130063629505228", 10)
+	newStateRoot.SetString(
+		"18317824016047294649053625209337295956588174734569560016974612130063629505228",
+		10)
 	newExitRoot := new(big.Int)
-	newExitRoot.SetString("1114281409737474688393837964161044726766678436313681099613347372031079422302", 10)
+	newExitRoot.SetString(
+		"1114281409737474688393837964161044726766678436313681099613347372031079422302",
+		10)
 	amount := new(big.Int)
 	amount.SetString("79000000", 10)
 	l2Tx := common.L2Tx{
@@ -904,7 +975,8 @@ func TestRollupWithdrawMerkleProof(t *testing.T) {
 	require.NoError(t, err)
 
 	var pkComp babyjub.PublicKeyComp
-	pkCompBE, err := hex.DecodeString("adc3b754f8da621967b073a787bef8eec7052f2ba712b23af57d98f65beea8b2")
+	pkCompBE, err :=
+		hex.DecodeString("adc3b754f8da621967b073a787bef8eec7052f2ba712b23af57d98f65beea8b2")
 	require.NoError(t, err)
 	pkCompLE := common.SwapEndianness(pkCompBE)
 	copy(pkComp[:], pkCompLE)
@@ -914,16 +986,20 @@ func TestRollupWithdrawMerkleProof(t *testing.T) {
 	numExitRoot := int64(3)
 	fromIdx := int64(256)
 	amount, _ := new(big.Int).SetString("20000000000000000000", 10)
-	// siblingBytes0, err := new(big.Int).SetString("19508838618377323910556678335932426220272947530531646682154552299216398748115", 10)
+	// siblingBytes0, err := new(big.Int).SetString(
+	// 		"19508838618377323910556678335932426220272947530531646682154552299216398748115",
+	// 		10)
 	// require.NoError(t, err)
-	// siblingBytes1, err := new(big.Int).SetString("15198806719713909654457742294233381653226080862567104272457668857208564789571", 10)
+	// siblingBytes1, err := new(big.Int).SetString(
+	// 	"15198806719713909654457742294233381653226080862567104272457668857208564789571", 10)
 	// require.NoError(t, err)
 	var siblings []*big.Int
 	// siblings = append(siblings, siblingBytes0)
 	// siblings = append(siblings, siblingBytes1)
 	instantWithdraw := true
 
-	_, err = rollupClientAux.RollupWithdrawMerkleProof(pkComp, tokenID, numExitRoot, fromIdx, amount, siblings, instantWithdraw)
+	_, err = rollupClientAux.RollupWithdrawMerkleProof(pkComp, tokenID, numExitRoot, fromIdx,
+		amount, siblings, instantWithdraw)
 	require.NoError(t, err)
 
 	currentBlockNum, err := rollupClient.client.EthLastBlock()

eth/wdelayer.go

@@ -132,7 +132,8 @@ type WDelayerInterface interface {
 	WDelayerDepositInfo(owner, token ethCommon.Address) (depositInfo DepositState, err error)
 	WDelayerDeposit(onwer, token ethCommon.Address, amount *big.Int) (*types.Transaction, error)
 	WDelayerWithdrawal(owner, token ethCommon.Address) (*types.Transaction, error)
-	WDelayerEscapeHatchWithdrawal(to, token ethCommon.Address, amount *big.Int) (*types.Transaction, error)
+	WDelayerEscapeHatchWithdrawal(to, token ethCommon.Address,
+		amount *big.Int) (*types.Transaction, error)
 
 	WDelayerEventsByBlock(blockNum int64, blockHash *ethCommon.Hash) (*WDelayerEvents, error)
 	WDelayerConstants() (*common.WDelayerConstants, error)
@@ -143,7 +144,8 @@ type WDelayerInterface interface {
 // Implementation
 //
 
-// WDelayerClient is the implementation of the interface to the WithdrawDelayer Smart Contract in ethereum.
+// WDelayerClient is the implementation of the interface to the WithdrawDelayer
+// Smart Contract in ethereum.
 type WDelayerClient struct {
 	client      *EthereumClient
 	address     ethCommon.Address
@@ -172,7 +174,8 @@ func NewWDelayerClient(client *EthereumClient, address ethCommon.Address) (*WDel
 }
 
 // WDelayerGetHermezGovernanceAddress is the interface to call the smart contract function
-func (c *WDelayerClient) WDelayerGetHermezGovernanceAddress() (hermezGovernanceAddress *ethCommon.Address, err error) {
+func (c *WDelayerClient) WDelayerGetHermezGovernanceAddress() (
+	hermezGovernanceAddress *ethCommon.Address, err error) {
 	var _hermezGovernanceAddress ethCommon.Address
 	if err := c.client.Call(func(ec *ethclient.Client) error {
 		_hermezGovernanceAddress, err = c.wdelayer.GetHermezGovernanceAddress(c.opts)
@@ -184,7 +187,8 @@ func (c *WDelayerClient) WDelayerGetHermezGovernanceAddress() (hermezGovernanceA
 }
 
 // WDelayerTransferGovernance is the interface to call the smart contract function
-func (c *WDelayerClient) WDelayerTransferGovernance(newAddress ethCommon.Address) (tx *types.Transaction, err error) {
+func (c *WDelayerClient) WDelayerTransferGovernance(newAddress ethCommon.Address) (
+	tx *types.Transaction, err error) {
 	if tx, err = c.client.CallAuth(
 		0,
 		func(ec *ethclient.Client, auth *bind.TransactOpts) (*types.Transaction, error) {
@@ -210,7 +214,8 @@ func (c *WDelayerClient) WDelayerClaimGovernance() (tx *types.Transaction, err e
 }
 
 // WDelayerGetEmergencyCouncil is the interface to call the smart contract function
-func (c *WDelayerClient) WDelayerGetEmergencyCouncil() (emergencyCouncilAddress *ethCommon.Address, err error) {
+func (c *WDelayerClient) WDelayerGetEmergencyCouncil() (emergencyCouncilAddress *ethCommon.Address,
+	err error) {
 	var _emergencyCouncilAddress ethCommon.Address
 	if err := c.client.Call(func(ec *ethclient.Client) error {
 		_emergencyCouncilAddress, err = c.wdelayer.GetEmergencyCouncil(c.opts)
@@ -222,7 +227,8 @@ func (c *WDelayerClient) WDelayerGetEmergencyCouncil() (emergencyCouncilAddress
 }
 
 // WDelayerTransferEmergencyCouncil is the interface to call the smart contract function
-func (c *WDelayerClient) WDelayerTransferEmergencyCouncil(newAddress ethCommon.Address) (tx *types.Transaction, err error) {
+func (c *WDelayerClient) WDelayerTransferEmergencyCouncil(newAddress ethCommon.Address) (
+	tx *types.Transaction, err error) {
 	if tx, err = c.client.CallAuth(
 		0,
 		func(ec *ethclient.Client, auth *bind.TransactOpts) (*types.Transaction, error) {
@@ -271,7 +277,8 @@ func (c *WDelayerClient) WDelayerGetWithdrawalDelay() (withdrawalDelay int64, er
 }
 
 // WDelayerGetEmergencyModeStartingTime is the interface to call the smart contract function
-func (c *WDelayerClient) WDelayerGetEmergencyModeStartingTime() (emergencyModeStartingTime int64, err error) {
+func (c *WDelayerClient) WDelayerGetEmergencyModeStartingTime() (emergencyModeStartingTime int64,
+	err error) {
 	var _emergencyModeStartingTime uint64
 	if err := c.client.Call(func(ec *ethclient.Client) error {
 		_emergencyModeStartingTime, err = c.wdelayer.GetEmergencyModeStartingTime(c.opts)
@@ -296,7 +303,8 @@ func (c *WDelayerClient) WDelayerEnableEmergencyMode() (tx *types.Transaction, e
 }
 
 // WDelayerChangeWithdrawalDelay is the interface to call the smart contract function
-func (c *WDelayerClient) WDelayerChangeWithdrawalDelay(newWithdrawalDelay uint64) (tx *types.Transaction, err error) {
+func (c *WDelayerClient) WDelayerChangeWithdrawalDelay(newWithdrawalDelay uint64) (
+	tx *types.Transaction, err error) {
 	if tx, err = c.client.CallAuth(
 		0,
 		func(ec *ethclient.Client, auth *bind.TransactOpts) (*types.Transaction, error) {
@@ -309,7 +317,8 @@ func (c *WDelayerClient) WDelayerChangeWithdrawalDelay(newWithdrawalDelay uint64
 }
 
 // WDelayerDepositInfo is the interface to call the smart contract function
-func (c *WDelayerClient) WDelayerDepositInfo(owner, token ethCommon.Address) (depositInfo DepositState, err error) {
+func (c *WDelayerClient) WDelayerDepositInfo(owner, token ethCommon.Address) (
+	depositInfo DepositState, err error) {
 	if err := c.client.Call(func(ec *ethclient.Client) error {
 		amount, depositTimestamp, err := c.wdelayer.DepositInfo(c.opts, owner, token)
 		depositInfo.Amount = amount
@@ -322,7 +331,8 @@ func (c *WDelayerClient) WDelayerDepositInfo(owner, token ethCommon.Address) (de
 }
 
 // WDelayerDeposit is the interface to call the smart contract function
-func (c *WDelayerClient) WDelayerDeposit(owner, token ethCommon.Address, amount *big.Int) (tx *types.Transaction, err error) {
+func (c *WDelayerClient) WDelayerDeposit(owner, token ethCommon.Address, amount *big.Int) (
+	tx *types.Transaction, err error) {
 	if tx, err = c.client.CallAuth(
 		0,
 		func(ec *ethclient.Client, auth *bind.TransactOpts) (*types.Transaction, error) {
@@ -335,7 +345,8 @@ func (c *WDelayerClient) WDelayerDeposit(owner, token ethCommon.Address, amount
 }
 
 // WDelayerWithdrawal is the interface to call the smart contract function
-func (c *WDelayerClient) WDelayerWithdrawal(owner, token ethCommon.Address) (tx *types.Transaction, err error) {
+func (c *WDelayerClient) WDelayerWithdrawal(owner, token ethCommon.Address) (tx *types.Transaction,
+	err error) {
 	if tx, err = c.client.CallAuth(
 		0,
 		func(ec *ethclient.Client, auth *bind.TransactOpts) (*types.Transaction, error) {
@@ -348,7 +359,8 @@ func (c *WDelayerClient) WDelayerWithdrawal(owner, token ethCommon.Address) (tx
 }
 
 // WDelayerEscapeHatchWithdrawal is the interface to call the smart contract function
-func (c *WDelayerClient) WDelayerEscapeHatchWithdrawal(to, token ethCommon.Address, amount *big.Int) (tx *types.Transaction, err error) {
+func (c *WDelayerClient) WDelayerEscapeHatchWithdrawal(to, token ethCommon.Address,
+	amount *big.Int) (tx *types.Transaction, err error) {
 	if tx, err = c.client.CallAuth(
 		0,
 		func(ec *ethclient.Client, auth *bind.TransactOpts) (*types.Transaction, error) {
@@ -384,14 +396,21 @@ func (c *WDelayerClient) WDelayerConstants() (constants *common.WDelayerConstant
 }
 
 var (
-	logWDelayerDeposit                    = crypto.Keccak256Hash([]byte("Deposit(address,address,uint192,uint64)"))
+	logWDelayerDeposit = crypto.Keccak256Hash([]byte(
-	logWDelayerWithdraw                   = crypto.Keccak256Hash([]byte("Withdraw(address,address,uint192)"))
+		"Deposit(address,address,uint192,uint64)"))
-	logWDelayerEmergencyModeEnabled       = crypto.Keccak256Hash([]byte("EmergencyModeEnabled()"))
+	logWDelayerWithdraw = crypto.Keccak256Hash([]byte(
-	logWDelayerNewWithdrawalDelay         = crypto.Keccak256Hash([]byte("NewWithdrawalDelay(uint64)"))
+		"Withdraw(address,address,uint192)"))
-	logWDelayerEscapeHatchWithdrawal      = crypto.Keccak256Hash([]byte("EscapeHatchWithdrawal(address,address,address,uint256)"))
+	logWDelayerEmergencyModeEnabled = crypto.Keccak256Hash([]byte(
-	logWDelayerNewEmergencyCouncil        = crypto.Keccak256Hash([]byte("NewEmergencyCouncil(address)"))
+		"EmergencyModeEnabled()"))
-	logWDelayerNewHermezGovernanceAddress = crypto.Keccak256Hash([]byte("NewHermezGovernanceAddress(address)"))
+	logWDelayerNewWithdrawalDelay = crypto.Keccak256Hash([]byte(
-	logWDelayerInitialize                 = crypto.Keccak256Hash([]byte(
+		"NewWithdrawalDelay(uint64)"))
+	logWDelayerEscapeHatchWithdrawal = crypto.Keccak256Hash([]byte(
+		"EscapeHatchWithdrawal(address,address,address,uint256)"))
+	logWDelayerNewEmergencyCouncil = crypto.Keccak256Hash([]byte(
+		"NewEmergencyCouncil(address)"))
+	logWDelayerNewHermezGovernanceAddress = crypto.Keccak256Hash([]byte(
+		"NewHermezGovernanceAddress(address)"))
+	logWDelayerInitialize = crypto.Keccak256Hash([]byte(
 		"InitializeWithdrawalDelayerEvent(uint64,address,address)"))
 )
 
@@ -483,42 +502,51 @@ func (c *WDelayerClient) WDelayerEventsByBlock(blockNum int64,
 
 		case logWDelayerEmergencyModeEnabled:
 			var emergencyModeEnabled WDelayerEventEmergencyModeEnabled
-			wdelayerEvents.EmergencyModeEnabled = append(wdelayerEvents.EmergencyModeEnabled, emergencyModeEnabled)
+			wdelayerEvents.EmergencyModeEnabled =
+				append(wdelayerEvents.EmergencyModeEnabled, emergencyModeEnabled)
 
 		case logWDelayerNewWithdrawalDelay:
 			var withdrawalDelay WDelayerEventNewWithdrawalDelay
-			err := c.contractAbi.UnpackIntoInterface(&withdrawalDelay, "NewWithdrawalDelay", vLog.Data)
+			err := c.contractAbi.UnpackIntoInterface(&withdrawalDelay,
+				"NewWithdrawalDelay", vLog.Data)
 			if err != nil {
 				return nil, tracerr.Wrap(err)
 			}
-			wdelayerEvents.NewWithdrawalDelay = append(wdelayerEvents.NewWithdrawalDelay, withdrawalDelay)
+			wdelayerEvents.NewWithdrawalDelay =
+				append(wdelayerEvents.NewWithdrawalDelay, withdrawalDelay)
 
 		case logWDelayerEscapeHatchWithdrawal:
 			var escapeHatchWithdrawal WDelayerEventEscapeHatchWithdrawal
-			err := c.contractAbi.UnpackIntoInterface(&escapeHatchWithdrawal, "EscapeHatchWithdrawal", vLog.Data)
+			err := c.contractAbi.UnpackIntoInterface(&escapeHatchWithdrawal,
+				"EscapeHatchWithdrawal", vLog.Data)
 			if err != nil {
 				return nil, tracerr.Wrap(err)
 			}
 			escapeHatchWithdrawal.Who = ethCommon.BytesToAddress(vLog.Topics[1].Bytes())
 			escapeHatchWithdrawal.To = ethCommon.BytesToAddress(vLog.Topics[2].Bytes())
 			escapeHatchWithdrawal.Token = ethCommon.BytesToAddress(vLog.Topics[3].Bytes())
-			wdelayerEvents.EscapeHatchWithdrawal = append(wdelayerEvents.EscapeHatchWithdrawal, escapeHatchWithdrawal)
+			wdelayerEvents.EscapeHatchWithdrawal =
+				append(wdelayerEvents.EscapeHatchWithdrawal, escapeHatchWithdrawal)
 
 		case logWDelayerNewEmergencyCouncil:
 			var emergencyCouncil WDelayerEventNewEmergencyCouncil
-			err := c.contractAbi.UnpackIntoInterface(&emergencyCouncil, "NewEmergencyCouncil", vLog.Data)
+			err := c.contractAbi.UnpackIntoInterface(&emergencyCouncil,
+				"NewEmergencyCouncil", vLog.Data)
 			if err != nil {
 				return nil, tracerr.Wrap(err)
 			}
-			wdelayerEvents.NewEmergencyCouncil = append(wdelayerEvents.NewEmergencyCouncil, emergencyCouncil)
+			wdelayerEvents.NewEmergencyCouncil =
+				append(wdelayerEvents.NewEmergencyCouncil, emergencyCouncil)
 
 		case logWDelayerNewHermezGovernanceAddress:
 			var governanceAddress WDelayerEventNewHermezGovernanceAddress
-			err := c.contractAbi.UnpackIntoInterface(&governanceAddress, "NewHermezGovernanceAddress", vLog.Data)
+			err := c.contractAbi.UnpackIntoInterface(&governanceAddress,
+				"NewHermezGovernanceAddress", vLog.Data)
 			if err != nil {
 				return nil, tracerr.Wrap(err)
 			}
-			wdelayerEvents.NewHermezGovernanceAddress = append(wdelayerEvents.NewHermezGovernanceAddress, governanceAddress)
+			wdelayerEvents.NewHermezGovernanceAddress =
+				append(wdelayerEvents.NewHermezGovernanceAddress, governanceAddress)
 		}
 	}
 	return &wdelayerEvents, nil

eth/wdelayer_test.go

@@ -54,7 +54,8 @@ func TestWDelayerSetHermezGovernanceAddress(t *testing.T) {
 	require.Nil(t, err)
 	wdelayerEvents, err := wdelayerClientTest.WDelayerEventsByBlock(currentBlockNum, nil)
 	require.Nil(t, err)
-	assert.Equal(t, auxAddressConst, wdelayerEvents.NewHermezGovernanceAddress[0].NewHermezGovernanceAddress)
+	assert.Equal(t, auxAddressConst,
+		wdelayerEvents.NewHermezGovernanceAddress[0].NewHermezGovernanceAddress)
 	_, err = wdelayerClientAux.WDelayerTransferGovernance(governanceAddressConst)
 	require.Nil(t, err)
 	_, err = wdelayerClientTest.WDelayerClaimGovernance()
@@ -68,7 +69,8 @@ func TestWDelayerGetEmergencyCouncil(t *testing.T) {
 }
 
 func TestWDelayerSetEmergencyCouncil(t *testing.T) {
-	wdelayerClientEmergencyCouncil, err := NewWDelayerClient(ethereumClientEmergencyCouncil, wdelayerTestAddressConst)
+	wdelayerClientEmergencyCouncil, err := NewWDelayerClient(ethereumClientEmergencyCouncil,
+		wdelayerTestAddressConst)
 	require.Nil(t, err)
 	wdelayerClientAux, err := NewWDelayerClient(ethereumClientAux, wdelayerTestAddressConst)
 	require.Nil(t, err)
@@ -200,13 +202,18 @@ func TestWDelayerGetEmergencyModeStartingTime(t *testing.T) {
 func TestWDelayerEscapeHatchWithdrawal(t *testing.T) {
 	amount := new(big.Int)
 	amount.SetString("10000000000000000", 10)
-	wdelayerClientEmergencyCouncil, err := NewWDelayerClient(ethereumClientEmergencyCouncil, wdelayerTestAddressConst)
+	wdelayerClientEmergencyCouncil, err := NewWDelayerClient(ethereumClientEmergencyCouncil,
+		wdelayerTestAddressConst)
 	require.Nil(t, err)
-	_, err = wdelayerClientEmergencyCouncil.WDelayerEscapeHatchWithdrawal(governanceAddressConst, tokenHEZAddressConst, amount)
+	_, err =
+		wdelayerClientEmergencyCouncil.WDelayerEscapeHatchWithdrawal(governanceAddressConst,
+			tokenHEZAddressConst, amount)
 	require.Contains(t, err.Error(), "NO_MAX_EMERGENCY_MODE_TIME")
 	seconds := maxEmergencyModeTime.Seconds()
 	addTime(seconds, ethClientDialURL)
-	_, err = wdelayerClientEmergencyCouncil.WDelayerEscapeHatchWithdrawal(governanceAddressConst, tokenHEZAddressConst, amount)
+	_, err =
+		wdelayerClientEmergencyCouncil.WDelayerEscapeHatchWithdrawal(governanceAddressConst,
+			tokenHEZAddressConst, amount)
 	require.Nil(t, err)
 	currentBlockNum, err := wdelayerClientTest.client.EthLastBlock()
 	require.Nil(t, err)

node/node.go

@@ -275,7 +275,8 @@ func NewNode(mode Mode, cfg *config.Node) (*Node, error) {
 			BJJ:                 cfg.Coordinator.FeeAccount.BJJ,
 			AccountCreationAuth: auth.Signature,
 		}
-		txSelector, err := txselector.NewTxSelector(coordAccount, cfg.Coordinator.TxSelector.Path, stateDB, l2DB)
+		txSelector, err := txselector.NewTxSelector(coordAccount,
+			cfg.Coordinator.TxSelector.Path, stateDB, l2DB)
 		if err != nil {
 			return nil, tracerr.Wrap(err)
 		}
@@ -523,8 +524,8 @@ func (a *NodeAPI) Run(ctx context.Context) error {
 	return nil
 }
 
-func (n *Node) handleNewBlock(ctx context.Context, stats *synchronizer.Stats, vars synchronizer.SCVariablesPtr,
+func (n *Node) handleNewBlock(ctx context.Context, stats *synchronizer.Stats,
-	batches []common.BatchData) {
+	vars synchronizer.SCVariablesPtr, batches []common.BatchData) {
 	if n.mode == ModeCoordinator {
 		n.coord.SendMsg(ctx, coordinator.MsgSyncBlock{
 			Stats:   *stats,
@@ -559,7 +560,8 @@ func (n *Node) handleNewBlock(ctx context.Context, stats *synchronizer.Stats, va
 	}
 }
 
-func (n *Node) handleReorg(ctx context.Context, stats *synchronizer.Stats, vars synchronizer.SCVariablesPtr) {
+func (n *Node) handleReorg(ctx context.Context, stats *synchronizer.Stats,
+	vars synchronizer.SCVariablesPtr) {
 	if n.mode == ModeCoordinator {
 		n.coord.SendMsg(ctx, coordinator.MsgSyncReorg{
 			Stats: *stats,
@@ -579,7 +581,8 @@ func (n *Node) handleReorg(ctx context.Context, stats *synchronizer.Stats, vars
 
 // TODO(Edu): Consider keeping the `lastBlock` inside synchronizer so that we
 // don't have to pass it around.
-func (n *Node) syncLoopFn(ctx context.Context, lastBlock *common.Block) (*common.Block, time.Duration, error) {
+func (n *Node) syncLoopFn(ctx context.Context, lastBlock *common.Block) (*common.Block,
+	time.Duration, error) {
 	blockData, discarded, err := n.sync.Sync(ctx, lastBlock)
 	stats := n.sync.Stats()
 	if err != nil {

priceupdater/priceupdater.go

@@ -43,7 +43,8 @@ type PriceUpdater struct {
 }
 
 // NewPriceUpdater is the constructor for the updater
-func NewPriceUpdater(apiURL string, apiType APIType, db *historydb.HistoryDB) (*PriceUpdater, error) {
+func NewPriceUpdater(apiURL string, apiType APIType, db *historydb.HistoryDB) (*PriceUpdater,
+	error) {
 	tokenSymbols := []string{}
 	if !apiType.valid() {
 		return nil, tracerr.Wrap(fmt.Errorf("Invalid apiType: %v", apiType))
@@ -73,7 +74,8 @@ func getTokenPriceBitfinex(ctx context.Context, client *sling.Sling,
 	return state[6], nil
 }
 
-// UpdatePrices is triggered by the Coordinator, and internally will update the token prices in the db
+// UpdatePrices is triggered by the Coordinator, and internally will update the
+// token prices in the db
 func (p *PriceUpdater) UpdatePrices(ctx context.Context) {
 	tr := &http.Transport{
 		MaxIdleConns:       defaultMaxIdleConns,

prover/prover.go

@@ -256,7 +256,8 @@ func (p *ProofServerClient) GetProof(ctx context.Context) (*Proof, []*big.Int, e
 		}
 		return &proof, pubInputs, nil
 	}
-	return nil, nil, tracerr.Wrap(fmt.Errorf("status != %v, status = %v", StatusCodeSuccess, status.Status))
+	return nil, nil, tracerr.Wrap(fmt.Errorf("status != %v, status = %v", StatusCodeSuccess,
+		status.Status))
 }
 
 // Cancel cancels any current proof computation

synchronizer/synchronizer.go

@@ -925,7 +925,8 @@ func (s *Synchronizer) rollupSync(ethBlock *common.Block) (*common.RollupData, e
 		}
 
 		// Transform L2 txs to PoolL2Txs
-		poolL2Txs := common.L2TxsToPoolL2Txs(forgeBatchArgs.L2TxsData) // NOTE: This is a big ugly, find a better way
+		// NOTE: This is a big ugly, find a better way
+		poolL2Txs := common.L2TxsToPoolL2Txs(forgeBatchArgs.L2TxsData)
 
 		if int(forgeBatchArgs.VerifierIdx) >= len(s.consts.Rollup.Verifiers) {
 			return nil, tracerr.Wrap(fmt.Errorf("forgeBatchArgs.VerifierIdx (%v) >= "+

synchronizer/synchronizer_test.go

@@ -42,7 +42,8 @@ func accountsCmp(accounts []common.Account) func(i, j int) bool {
 
 // Check Sync output and HistoryDB state against expected values generated by
 // til
-func checkSyncBlock(t *testing.T, s *Synchronizer, blockNum int, block, syncBlock *common.BlockData) {
+func checkSyncBlock(t *testing.T, s *Synchronizer, blockNum int, block,
+	syncBlock *common.BlockData) {
 	// Check Blocks
 	dbBlocks, err := s.historyDB.GetAllBlocks()
 	require.NoError(t, err)
@@ -308,7 +309,8 @@ func newTestModules(t *testing.T) (*statedb.StateDB, *historydb.HistoryDB) {
 	require.NoError(t, err)
 	deleteme = append(deleteme, dir)
 
-	stateDB, err := statedb.NewStateDB(statedb.Config{Path: dir, Keep: 128, Type: statedb.TypeSynchronizer, NLevels: 32})
+	stateDB, err := statedb.NewStateDB(statedb.Config{Path: dir, Keep: 128,
+		Type: statedb.TypeSynchronizer, NLevels: 32})
 	require.NoError(t, err)
 
 	// Init History DB
@@ -514,9 +516,11 @@ func TestSyncGeneral(t *testing.T) {
 
 	// Block 4
 	// Generate 2 withdraws manually
-	_, err = client.RollupWithdrawMerkleProof(tc.Users["A"].BJJ.Public().Compress(), 1, 4, 256, big.NewInt(100), []*big.Int{}, true)
+	_, err = client.RollupWithdrawMerkleProof(tc.Users["A"].BJJ.Public().Compress(), 1, 4, 256,
+		big.NewInt(100), []*big.Int{}, true)
 	require.NoError(t, err)
-	_, err = client.RollupWithdrawMerkleProof(tc.Users["C"].BJJ.Public().Compress(), 1, 3, 258, big.NewInt(50), []*big.Int{}, false)
+	_, err = client.RollupWithdrawMerkleProof(tc.Users["C"].BJJ.Public().Compress(), 1, 3, 258,
+		big.NewInt(50), []*big.Int{}, false)
 	require.NoError(t, err)
 	client.CtlMineBlock()
 

test/debugapi/debugapi_test.go

@@ -44,7 +44,8 @@ func TestDebugAPI(t *testing.T) {
 	dir, err := ioutil.TempDir("", "tmpdb")
 	require.Nil(t, err)
 
-	sdb, err := statedb.NewStateDB(statedb.Config{Path: dir, Keep: 128, Type: statedb.TypeSynchronizer, NLevels: 32})
+	sdb, err := statedb.NewStateDB(statedb.Config{Path: dir, Keep: 128,
+		Type: statedb.TypeSynchronizer, NLevels: 32})
 	require.Nil(t, err)
 	err = sdb.MakeCheckpoint() // Make a checkpoint to increment the batchNum
 	require.Nil(t, err)

test/ethclient.go

@@ -48,7 +48,8 @@ func (w *WDelayerBlock) addTransaction(tx *types.Transaction) *types.Transaction
 	return tx
 }
 
-func (w *WDelayerBlock) deposit(txHash ethCommon.Hash, owner, token ethCommon.Address, amount *big.Int) {
+func (w *WDelayerBlock) deposit(txHash ethCommon.Hash, owner, token ethCommon.Address,
+	amount *big.Int) {
 	w.Events.Deposit = append(w.Events.Deposit, eth.WDelayerEventDeposit{
 		Owner:            owner,
 		Token:            token,
@@ -182,7 +183,8 @@ func (a *AuctionBlock) canForge(forger ethCommon.Address, blockNum int64) (bool,
 
 	slotToForge := a.getSlotNumber(blockNum)
 	// Get the relativeBlock to check if the slotDeadline has been exceeded
-	relativeBlock := blockNum - (a.Constants.GenesisBlockNum + (slotToForge * int64(a.Constants.BlocksPerSlot)))
+	relativeBlock := blockNum - (a.Constants.GenesisBlockNum + (slotToForge *
+		int64(a.Constants.BlocksPerSlot)))
 
 	// If the closedMinBid is 0 it means that we have to take as minBid the
 	// one that is set for this slot set, otherwise the one that has been
@@ -281,10 +283,6 @@ type ClientSetup struct {
 // and 1 will be premined.
 //nolint:gomnd
 func NewClientSetupExample() *ClientSetup {
-	// rfield, ok := new(big.Int).SetString("21888242871839275222246405745257275088548364400416034343698204186575808495617", 10)
-	// if !ok {
-	// 	panic("bad rfield")
-	// }
 	initialMinimalBidding, ok := new(big.Int).SetString("10000000000000000000", 10) // 10 * (1e18)
 	if !ok {
 		panic("bad initialMinimalBidding")
@@ -626,7 +624,8 @@ func (c *Client) EthPendingNonceAt(ctx context.Context, account ethCommon.Addres
 
 // EthNonceAt returns the account nonce of the given account. The block number can
 // be nil, in which case the nonce is taken from the latest known block.
-func (c *Client) EthNonceAt(ctx context.Context, account ethCommon.Address, blockNumber *big.Int) (uint64, error) {
+func (c *Client) EthNonceAt(ctx context.Context, account ethCommon.Address,
+	blockNumber *big.Int) (uint64, error) {
 	// NOTE: For now Client doesn't simulate nonces
 	return 0, nil
 }
@@ -645,7 +644,8 @@ func (c *Client) EthKeyStore() *ethKeystore.KeyStore {
 
 // EthCall runs the transaction as a call (without paying) in the local node at
 // blockNum.
-func (c *Client) EthCall(ctx context.Context, tx *types.Transaction, blockNum *big.Int) ([]byte, error) {
+func (c *Client) EthCall(ctx context.Context, tx *types.Transaction,
+	blockNum *big.Int) ([]byte, error) {
 	return nil, tracerr.Wrap(common.ErrTODO)
 }
 
@@ -662,7 +662,8 @@ func (c *Client) EthLastBlock() (int64, error) {
 }
 
 // EthTransactionReceipt returns the transaction receipt of the given txHash
-func (c *Client) EthTransactionReceipt(ctx context.Context, txHash ethCommon.Hash) (*types.Receipt, error) {
+func (c *Client) EthTransactionReceipt(ctx context.Context,
+	txHash ethCommon.Hash) (*types.Receipt, error) {
 	c.rw.RLock()
 	defer c.rw.RUnlock()
 
@@ -778,7 +779,9 @@ var errTODO = fmt.Errorf("TODO: Not implemented yet")
 // }
 
 // RollupL1UserTxERC20Permit is the interface to call the smart contract function
-func (c *Client) RollupL1UserTxERC20Permit(fromBJJ babyjub.PublicKeyComp, fromIdx int64, depositAmount *big.Int, amount *big.Int, tokenID uint32, toIdx int64, deadline *big.Int) (tx *types.Transaction, err error) {
+func (c *Client) RollupL1UserTxERC20Permit(fromBJJ babyjub.PublicKeyComp, fromIdx int64,
+	depositAmount *big.Int, amount *big.Int, tokenID uint32, toIdx int64,
+	deadline *big.Int) (tx *types.Transaction, err error) {
 	log.Error("TODO")
 	return nil, tracerr.Wrap(errTODO)
 }
@@ -845,7 +848,9 @@ func (c *Client) RollupL1UserTxERC20ETH(
 }
 
 // RollupL1UserTxERC777 is the interface to call the smart contract function
-// func (c *Client) RollupL1UserTxERC777(fromBJJ *babyjub.PublicKey, fromIdx int64, depositAmount *big.Int, amount *big.Int, tokenID uint32, toIdx int64) (*types.Transaction, error) {
+// func (c *Client) RollupL1UserTxERC777(fromBJJ *babyjub.PublicKey, fromIdx int64,
+// 	depositAmount *big.Int, amount *big.Int, tokenID uint32,
+//	toIdx int64) (*types.Transaction, error) {
 // 	log.Error("TODO")
 // 	return nil, errTODO
 // }
@@ -867,13 +872,17 @@ func (c *Client) RollupLastForgedBatch() (int64, error) {
 }
 
 // RollupWithdrawCircuit is the interface to call the smart contract function
-func (c *Client) RollupWithdrawCircuit(proofA, proofC [2]*big.Int, proofB [2][2]*big.Int, tokenID uint32, numExitRoot, idx int64, amount *big.Int, instantWithdraw bool) (*types.Transaction, error) {
+func (c *Client) RollupWithdrawCircuit(proofA, proofC [2]*big.Int, proofB [2][2]*big.Int,
+	tokenID uint32, numExitRoot, idx int64, amount *big.Int,
+	instantWithdraw bool) (*types.Transaction, error) {
 	log.Error("TODO")
 	return nil, tracerr.Wrap(errTODO)
 }
 
 // RollupWithdrawMerkleProof is the interface to call the smart contract function
-func (c *Client) RollupWithdrawMerkleProof(babyPubKey babyjub.PublicKeyComp, tokenID uint32, numExitRoot, idx int64, amount *big.Int, siblings []*big.Int, instantWithdraw bool) (tx *types.Transaction, err error) {
+func (c *Client) RollupWithdrawMerkleProof(babyPubKey babyjub.PublicKeyComp,
+	tokenID uint32, numExitRoot, idx int64, amount *big.Int, siblings []*big.Int,
+	instantWithdraw bool) (tx *types.Transaction, err error) {
 	c.rw.Lock()
 	defer c.rw.Unlock()
 	cpy := c.nextBlock().copy()
@@ -945,7 +954,8 @@ func (c *Client) newTransaction(name string, value interface{}) *types.Transacti
 }
 
 // RollupForgeBatch is the interface to call the smart contract function
-func (c *Client) RollupForgeBatch(args *eth.RollupForgeBatchArgs, auth *bind.TransactOpts) (tx *types.Transaction, err error) {
+func (c *Client) RollupForgeBatch(args *eth.RollupForgeBatchArgs,
+	auth *bind.TransactOpts) (tx *types.Transaction, err error) {
 	c.rw.Lock()
 	defer c.rw.Unlock()
 	cpy := c.nextBlock().copy()
@@ -973,7 +983,8 @@ func (c *Client) RollupForgeBatch(args *eth.RollupForgeBatchArgs, auth *bind.Tra
 
 	// TODO: If successful, store the tx in a successful array.
 	// TODO: If failed, store the tx in a failed array.
-	// TODO: Add method to move the tx to another block, reapply it there, and possibly go from successful to failed.
+	// TODO: Add method to move the tx to another block, reapply it there, and possibly go from
+	// successful to failed.
 
 	return c.addBatch(args)
 }
@@ -1018,7 +1029,8 @@ func (c *Client) addBatch(args *eth.RollupForgeBatchArgs) (*types.Transaction, e
 
 // RollupAddTokenSimple is a wrapper around RollupAddToken that automatically
 // sets `deadlie`.
-func (c *Client) RollupAddTokenSimple(tokenAddress ethCommon.Address, feeAddToken *big.Int) (tx *types.Transaction, err error) {
+func (c *Client) RollupAddTokenSimple(tokenAddress ethCommon.Address,
+	feeAddToken *big.Int) (tx *types.Transaction, err error) {
 	return c.RollupAddToken(tokenAddress, feeAddToken, big.NewInt(9999)) //nolint:gomnd
 }
 
@@ -1039,13 +1051,16 @@ func (c *Client) RollupAddToken(tokenAddress ethCommon.Address, feeAddToken *big
 		return nil, tracerr.Wrap(fmt.Errorf("Token %v already registered", tokenAddress))
 	}
 	if feeAddToken.Cmp(r.Vars.FeeAddToken) != 0 {
-		return nil, tracerr.Wrap(fmt.Errorf("Expected fee: %v but got: %v", r.Vars.FeeAddToken, feeAddToken))
+		return nil,
+			tracerr.Wrap(fmt.Errorf("Expected fee: %v but got: %v",
+				r.Vars.FeeAddToken, feeAddToken))
 	}
 
 	r.State.TokenMap[tokenAddress] = true
 	r.State.TokenList = append(r.State.TokenList, tokenAddress)
-	r.Events.AddToken = append(r.Events.AddToken, eth.RollupEventAddToken{TokenAddress: tokenAddress,
+	r.Events.AddToken = append(r.Events.AddToken, eth.RollupEventAddToken{
-		TokenID: uint32(len(r.State.TokenList) - 1)})
+		TokenAddress: tokenAddress,
+		TokenID:      uint32(len(r.State.TokenList) - 1)})
 	return r.addTransaction(c.newTransaction("addtoken", tokenAddress)), nil
 }
 
@@ -1059,7 +1074,8 @@ func (c *Client) RollupGetCurrentTokens() (*big.Int, error) {
 }
 
 // RollupUpdateForgeL1L2BatchTimeout is the interface to call the smart contract function
-func (c *Client) RollupUpdateForgeL1L2BatchTimeout(newForgeL1Timeout int64) (tx *types.Transaction, err error) {
+func (c *Client) RollupUpdateForgeL1L2BatchTimeout(newForgeL1Timeout int64) (tx *types.Transaction,
+	err error) {
 	c.rw.Lock()
 	defer c.rw.Unlock()
 	cpy := c.nextBlock().copy()
@@ -1078,7 +1094,8 @@ func (c *Client) RollupUpdateForgeL1L2BatchTimeout(newForgeL1Timeout int64) (tx
 }
 
 // RollupUpdateFeeAddToken is the interface to call the smart contract function
-func (c *Client) RollupUpdateFeeAddToken(newFeeAddToken *big.Int) (tx *types.Transaction, err error) {
+func (c *Client) RollupUpdateFeeAddToken(newFeeAddToken *big.Int) (tx *types.Transaction,
+	err error) {
 	c.rw.Lock()
 	defer c.rw.Unlock()
 	cpy := c.nextBlock().copy()
@@ -1092,7 +1109,8 @@ func (c *Client) RollupUpdateFeeAddToken(newFeeAddToken *big.Int) (tx *types.Tra
 }
 
 // RollupUpdateTokensHEZ is the interface to call the smart contract function
-// func (c *Client) RollupUpdateTokensHEZ(newTokenHEZ ethCommon.Address) (tx *types.Transaction, err error) {
+// func (c *Client) RollupUpdateTokensHEZ(newTokenHEZ ethCommon.Address) (tx *types.Transaction,
+// 	err error) {
 // 	c.rw.Lock()
 // 	defer c.rw.Unlock()
 // 	cpy := c.nextBlock().copy()
@@ -1103,7 +1121,8 @@ func (c *Client) RollupUpdateFeeAddToken(newFeeAddToken *big.Int) (tx *types.Tra
 // }
 
 // RollupUpdateGovernance is the interface to call the smart contract function
-// func (c *Client) RollupUpdateGovernance() (*types.Transaction, error) { // TODO (Not defined in Hermez.sol)
+// func (c *Client) RollupUpdateGovernance() (*types.Transaction, error) {
+// 	// TODO (Not defined in Hermez.sol)
 // 	return nil, errTODO
 // }
 
@@ -1142,8 +1161,10 @@ func (c *Client) RollupEventInit() (*eth.RollupEventInitialize, int64, error) {
 	}, 1, nil
 }
 
-// RollupForgeBatchArgs returns the arguments used in a ForgeBatch call in the Rollup Smart Contract in the given transaction
+// RollupForgeBatchArgs returns the arguments used in a ForgeBatch call in the Rollup Smart Contract
-func (c *Client) RollupForgeBatchArgs(ethTxHash ethCommon.Hash, l1UserTxsLen uint16) (*eth.RollupForgeBatchArgs, *ethCommon.Address, error) {
+// in the given transaction
+func (c *Client) RollupForgeBatchArgs(ethTxHash ethCommon.Hash,
+	l1UserTxsLen uint16) (*eth.RollupForgeBatchArgs, *ethCommon.Address, error) {
 	c.rw.RLock()
 	defer c.rw.RUnlock()
 
@@ -1182,7 +1203,8 @@ func (c *Client) AuctionGetSlotDeadline() (uint8, error) {
 }
 
 // AuctionSetOpenAuctionSlots is the interface to call the smart contract function
-func (c *Client) AuctionSetOpenAuctionSlots(newOpenAuctionSlots uint16) (tx *types.Transaction, err error) {
+func (c *Client) AuctionSetOpenAuctionSlots(newOpenAuctionSlots uint16) (tx *types.Transaction,
+	err error) {
 	c.rw.Lock()
 	defer c.rw.Unlock()
 	cpy := c.nextBlock().copy()
@@ -1210,7 +1232,8 @@ func (c *Client) AuctionGetOpenAuctionSlots() (uint16, error) {
 }
 
 // AuctionSetClosedAuctionSlots is the interface to call the smart contract function
-func (c *Client) AuctionSetClosedAuctionSlots(newClosedAuctionSlots uint16) (tx *types.Transaction, err error) {
+func (c *Client) AuctionSetClosedAuctionSlots(newClosedAuctionSlots uint16) (tx *types.Transaction,
+	err error) {
 	c.rw.Lock()
 	defer c.rw.Unlock()
 	cpy := c.nextBlock().copy()
@@ -1256,7 +1279,8 @@ func (c *Client) AuctionGetOutbidding() (uint16, error) {
 }
 
 // AuctionSetAllocationRatio is the interface to call the smart contract function
-func (c *Client) AuctionSetAllocationRatio(newAllocationRatio [3]uint16) (tx *types.Transaction, err error) {
+func (c *Client) AuctionSetAllocationRatio(newAllocationRatio [3]uint16) (tx *types.Transaction,
+	err error) {
 	c.rw.Lock()
 	defer c.rw.Unlock()
 	cpy := c.nextBlock().copy()
@@ -1279,7 +1303,8 @@ func (c *Client) AuctionGetAllocationRatio() ([3]uint16, error) {
 }
 
 // AuctionSetDonationAddress is the interface to call the smart contract function
-func (c *Client) AuctionSetDonationAddress(newDonationAddress ethCommon.Address) (tx *types.Transaction, err error) {
+func (c *Client) AuctionSetDonationAddress(
+	newDonationAddress ethCommon.Address) (tx *types.Transaction, err error) {
 	c.rw.Lock()
 	defer c.rw.Unlock()
 	cpy := c.nextBlock().copy()
@@ -1302,7 +1327,8 @@ func (c *Client) AuctionGetDonationAddress() (*ethCommon.Address, error) {
 }
 
 // AuctionSetBootCoordinator is the interface to call the smart contract function
-func (c *Client) AuctionSetBootCoordinator(newBootCoordinator ethCommon.Address, newBootCoordinatorURL string) (tx *types.Transaction, err error) {
+func (c *Client) AuctionSetBootCoordinator(newBootCoordinator ethCommon.Address,
+	newBootCoordinatorURL string) (tx *types.Transaction, err error) {
 	c.rw.Lock()
 	defer c.rw.Unlock()
 	cpy := c.nextBlock().copy()
@@ -1327,7 +1353,8 @@ func (c *Client) AuctionGetBootCoordinator() (*ethCommon.Address, error) {
 }
 
 // AuctionChangeDefaultSlotSetBid is the interface to call the smart contract function
-func (c *Client) AuctionChangeDefaultSlotSetBid(slotSet int64, newInitialMinBid *big.Int) (tx *types.Transaction, err error) {
+func (c *Client) AuctionChangeDefaultSlotSetBid(slotSet int64,
+	newInitialMinBid *big.Int) (tx *types.Transaction, err error) {
 	c.rw.Lock()
 	defer c.rw.Unlock()
 	cpy := c.nextBlock().copy()
@@ -1341,7 +1368,8 @@ func (c *Client) AuctionChangeDefaultSlotSetBid(slotSet int64, newInitialMinBid
 }
 
 // AuctionSetCoordinator is the interface to call the smart contract function
-func (c *Client) AuctionSetCoordinator(forger ethCommon.Address, URL string) (tx *types.Transaction, err error) {
+func (c *Client) AuctionSetCoordinator(forger ethCommon.Address,
+	URL string) (tx *types.Transaction, err error) {
 	c.rw.Lock()
 	defer c.rw.Unlock()
 	cpy := c.nextBlock().copy()
@@ -1370,7 +1398,8 @@ func (c *Client) AuctionSetCoordinator(forger ethCommon.Address, URL string) (tx
 		ForgerAddress ethCommon.Address
 		URL           string
 	}
-	return a.addTransaction(c.newTransaction("registercoordinator", data{*c.addr, forger, URL})), nil
+	return a.addTransaction(c.newTransaction("registercoordinator", data{*c.addr, forger, URL})),
+		nil
 }
 
 // AuctionIsRegisteredCoordinator is the interface to call the smart contract function
@@ -1383,7 +1412,8 @@ func (c *Client) AuctionIsRegisteredCoordinator(forgerAddress ethCommon.Address)
 }
 
 // AuctionUpdateCoordinatorInfo is the interface to call the smart contract function
-func (c *Client) AuctionUpdateCoordinatorInfo(forgerAddress ethCommon.Address, newWithdrawAddress ethCommon.Address, newURL string) (tx *types.Transaction, err error) {
+func (c *Client) AuctionUpdateCoordinatorInfo(forgerAddress ethCommon.Address,
+	newWithdrawAddress ethCommon.Address, newURL string) (tx *types.Transaction, err error) {
 	c.rw.Lock()
 	defer c.rw.Unlock()
 	cpy := c.nextBlock().copy()
@@ -1443,12 +1473,14 @@ func (c *Client) AuctionGetSlotSet(slot int64) (*big.Int, error) {
 }
 
 // AuctionTokensReceived is the interface to call the smart contract function
-// func (c *Client) AuctionTokensReceived(operator, from, to ethCommon.Address, amount *big.Int, userData, operatorData []byte) error {
+// func (c *Client) AuctionTokensReceived(operator, from, to ethCommon.Address, amount *big.Int,
+// 	userData, operatorData []byte) error {
 // 	return errTODO
 // }
 
 // AuctionBidSimple is a wrapper around AuctionBid that automatically sets `amount` and `deadline`.
-func (c *Client) AuctionBidSimple(slot int64, bidAmount *big.Int) (tx *types.Transaction, err error) {
+func (c *Client) AuctionBidSimple(slot int64, bidAmount *big.Int) (tx *types.Transaction,
+	err error) {
 	return c.AuctionBid(bidAmount, slot, bidAmount, big.NewInt(99999)) //nolint:gomnd
 }
 
@@ -1471,7 +1503,8 @@ func (c *Client) AuctionBid(amount *big.Int, slot int64, bidAmount *big.Int,
 		return nil, tracerr.Wrap(errBidClosed)
 	}
 
-	if slot > a.getCurrentSlotNumber()+int64(a.Vars.ClosedAuctionSlots)+int64(a.Vars.OpenAuctionSlots) {
+	if slot >
+		a.getCurrentSlotNumber()+int64(a.Vars.ClosedAuctionSlots)+int64(a.Vars.OpenAuctionSlots) {
 		return nil, tracerr.Wrap(errBidNotOpen)
 	}
 
@@ -1508,8 +1541,8 @@ func (c *Client) AuctionBid(amount *big.Int, slot int64, bidAmount *big.Int,
 
 // AuctionMultiBid is the interface to call the smart contract function.  This
 // implementation behaves as if any address has infinite tokens.
-func (c *Client) AuctionMultiBid(amount *big.Int, startingSlot int64, endingSlot int64, slotSet [6]bool,
+func (c *Client) AuctionMultiBid(amount *big.Int, startingSlot int64, endingSlot int64,
-	maxBid, closedMinBid, deadline *big.Int) (tx *types.Transaction, err error) {
+	slotSet [6]bool, maxBid, closedMinBid, deadline *big.Int) (tx *types.Transaction, err error) {
 	c.rw.Lock()
 	defer c.rw.Unlock()
 	cpy := c.nextBlock().copy()
@@ -1623,7 +1656,8 @@ func (c *Client) WDelayerGetHermezGovernanceAddress() (*ethCommon.Address, error
 }
 
 // WDelayerTransferGovernance is the interface to call the smart contract function
-func (c *Client) WDelayerTransferGovernance(newAddress ethCommon.Address) (tx *types.Transaction, err error) {
+func (c *Client) WDelayerTransferGovernance(newAddress ethCommon.Address) (tx *types.Transaction,
+	err error) {
 	c.rw.Lock()
 	defer c.rw.Unlock()
 	cpy := c.nextBlock().copy()
@@ -1660,7 +1694,8 @@ func (c *Client) WDelayerGetEmergencyCouncil() (*ethCommon.Address, error) {
 }
 
 // WDelayerTransferEmergencyCouncil is the interface to call the smart contract function
-func (c *Client) WDelayerTransferEmergencyCouncil(newAddress ethCommon.Address) (tx *types.Transaction, err error) {
+func (c *Client) WDelayerTransferEmergencyCouncil(newAddress ethCommon.Address) (
+	tx *types.Transaction, err error) {
 	c.rw.Lock()
 	defer c.rw.Unlock()
 	cpy := c.nextBlock().copy()
@@ -1729,7 +1764,8 @@ func (c *Client) WDelayerEnableEmergencyMode() (tx *types.Transaction, err error
 }
 
 // WDelayerChangeWithdrawalDelay is the interface to call the smart contract function
-func (c *Client) WDelayerChangeWithdrawalDelay(newWithdrawalDelay uint64) (tx *types.Transaction, err error) {
+func (c *Client) WDelayerChangeWithdrawalDelay(newWithdrawalDelay uint64) (tx *types.Transaction,
+	err error) {
 	c.rw.Lock()
 	defer c.rw.Unlock()
 	cpy := c.nextBlock().copy()
@@ -1757,7 +1793,8 @@ func (c *Client) WDelayerDepositInfo(owner, token ethCommon.Address) (eth.Deposi
 }
 
 // WDelayerDeposit is the interface to call the smart contract function
-func (c *Client) WDelayerDeposit(onwer, token ethCommon.Address, amount *big.Int) (tx *types.Transaction, err error) {
+func (c *Client) WDelayerDeposit(onwer, token ethCommon.Address, amount *big.Int) (
+	tx *types.Transaction, err error) {
 	c.rw.Lock()
 	defer c.rw.Unlock()
 	cpy := c.nextBlock().copy()
@@ -1771,7 +1808,8 @@ func (c *Client) WDelayerDeposit(onwer, token ethCommon.Address, amount *big.Int
 }
 
 // WDelayerWithdrawal is the interface to call the smart contract function
-func (c *Client) WDelayerWithdrawal(owner, token ethCommon.Address) (tx *types.Transaction, err error) {
+func (c *Client) WDelayerWithdrawal(owner, token ethCommon.Address) (tx *types.Transaction,
+	err error) {
 	c.rw.Lock()
 	defer c.rw.Unlock()
 	cpy := c.nextBlock().copy()
@@ -1785,7 +1823,8 @@ func (c *Client) WDelayerWithdrawal(owner, token ethCommon.Address) (tx *types.T
 }
 
 // WDelayerEscapeHatchWithdrawal is the interface to call the smart contract function
-func (c *Client) WDelayerEscapeHatchWithdrawal(to, token ethCommon.Address, amount *big.Int) (tx *types.Transaction, err error) {
+func (c *Client) WDelayerEscapeHatchWithdrawal(to, token ethCommon.Address, amount *big.Int) (
+	tx *types.Transaction, err error) {
 	c.rw.Lock()
 	defer c.rw.Unlock()
 	cpy := c.nextBlock().copy()
@@ -1843,14 +1882,16 @@ func (c *Client) CtlAddBlocks(blocks []common.BlockData) (err error) {
 		rollup := nextBlock.Rollup
 		auction := nextBlock.Auction
 		for _, token := range block.Rollup.AddedTokens {
-			if _, err := c.RollupAddTokenSimple(token.EthAddr, rollup.Vars.FeeAddToken); err != nil {
+			if _, err := c.RollupAddTokenSimple(token.EthAddr,
+				rollup.Vars.FeeAddToken); err != nil {
 				return tracerr.Wrap(err)
 			}
 		}
 		for _, tx := range block.Rollup.L1UserTxs {
 			c.CtlSetAddr(tx.FromEthAddr)
-			if _, err := c.RollupL1UserTxERC20ETH(tx.FromBJJ, int64(tx.FromIdx), tx.DepositAmount, tx.Amount,
+			if _, err := c.RollupL1UserTxERC20ETH(tx.FromBJJ, int64(tx.FromIdx),
-				uint32(tx.TokenID), int64(tx.ToIdx)); err != nil {
+				tx.DepositAmount, tx.Amount, uint32(tx.TokenID),
+				int64(tx.ToIdx)); err != nil {
 				return tracerr.Wrap(err)
 			}
 		}

test/ethclient_test.go

@@ -49,7 +49,9 @@ func TestClientEth(t *testing.T) {
 	require.Nil(t, err)
 	assert.Equal(t, int64(0), block.Num)
 	assert.Equal(t, time.Unix(0, 0), block.Timestamp)
-	assert.Equal(t, "0x0000000000000000000000000000000000000000000000000000000000000000", block.Hash.Hex())
+	assert.Equal(t,
+		"0x0000000000000000000000000000000000000000000000000000000000000000",
+		block.Hash.Hex())
 
 	// Mine some empty blocks
 

test/historydb.go

@@ -40,7 +40,8 @@ var EthToken common.Token = common.Token{
 // WARNING: the generators in this file doesn't necessary follow the protocol
 // they are intended to check that the parsers between struct <==> DB are correct
 
-// GenBlocks generates block from, to block numbers. WARNING: This is meant for DB/API testing, and may not be fully consistent with the protocol.
+// GenBlocks generates block from, to block numbers. WARNING: This is meant for DB/API testing, and
+// may not be fully consistent with the protocol.
 func GenBlocks(from, to int64) []common.Block {
 	var blocks []common.Block
 	for i := from; i < to; i++ {
@@ -54,8 +55,10 @@ func GenBlocks(from, to int64) []common.Block {
 	return blocks
 }
 
-// GenTokens generates tokens. WARNING: This is meant for DB/API testing, and may not be fully consistent with the protocol.
+// GenTokens generates tokens. WARNING: This is meant for DB/API testing, and may not be fully
-func GenTokens(nTokens int, blocks []common.Block) (tokensToAddInDB []common.Token, ethToken common.Token) {
+// consistent with the protocol.
+func GenTokens(nTokens int, blocks []common.Block) (tokensToAddInDB []common.Token,
+	ethToken common.Token) {
 	tokensToAddInDB = []common.Token{}
 	for i := 1; i < nTokens; i++ {
 		token := common.Token{
@@ -78,7 +81,8 @@ func GenTokens(nTokens int, blocks []common.Block) (tokensToAddInDB []common.Tok
 	}
 }
 
-// GenBatches generates batches. WARNING: This is meant for DB/API testing, and may not be fully consistent with the protocol.
+// GenBatches generates batches. WARNING: This is meant for DB/API testing, and may not be fully
+// consistent with the protocol.
 func GenBatches(nBatches int, blocks []common.Block) []common.Batch {
 	batches := []common.Batch{}
 	collectedFees := make(map[common.TokenID]*big.Int)
@@ -108,8 +112,10 @@ func GenBatches(nBatches int, blocks []common.Block) []common.Batch {
 	return batches
 }
 
-// GenAccounts generates accounts. WARNING: This is meant for DB/API testing, and may not be fully consistent with the protocol.
+// GenAccounts generates accounts. WARNING: This is meant for DB/API testing, and may not be fully
-func GenAccounts(totalAccounts, userAccounts int, tokens []common.Token, userAddr *ethCommon.Address, userBjj *babyjub.PublicKey, batches []common.Batch) []common.Account {
+// consistent with the protocol.
+func GenAccounts(totalAccounts, userAccounts int, tokens []common.Token,
+	userAddr *ethCommon.Address, userBjj *babyjub.PublicKey, batches []common.Batch) []common.Account {
 	if totalAccounts < userAccounts {
 		panic("totalAccounts must be greater than userAccounts")
 	}
@@ -137,7 +143,8 @@ func GenAccounts(totalAccounts, userAccounts int, tokens []common.Token, userAdd
 	return accs
 }
 
-// GenL1Txs generates L1 txs. WARNING: This is meant for DB/API testing, and may not be fully consistent with the protocol.
+// GenL1Txs generates L1 txs. WARNING: This is meant for DB/API testing, and may not be fully
+// consistent with the protocol.
 func GenL1Txs(
 	fromIdx int,
 	totalTxs, nUserTxs int,
@@ -263,7 +270,8 @@ func setFromToAndAppend(
 	}
 }
 
-// GenL2Txs generates L2 txs. WARNING: This is meant for DB/API testing, and may not be fully consistent with the protocol.
+// GenL2Txs generates L2 txs. WARNING: This is meant for DB/API testing, and may not be fully
+// consistent with the protocol.
 func GenL2Txs(
 	fromIdx int,
 	totalTxs, nUserTxs int,
@@ -282,7 +290,9 @@ func GenL2Txs(
 		amount := big.NewInt(int64(i + 1))
 		fee := common.FeeSelector(i % 256) //nolint:gomnd
 		tx := common.L2Tx{
-			TxID:        common.TxID([common.TxIDLen]byte{2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, byte(i)}), // only for testing purposes
+			// only for testing purposes
+			TxID: common.TxID([common.TxIDLen]byte{2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+				0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, byte(i)}),
 			BatchNum:    batches[i%len(batches)].BatchNum,
 			Position:    i - fromIdx,
 			Amount:      amount,
@@ -337,7 +347,8 @@ func GenL2Txs(
 	return userTxs, othersTxs
 }
 
-// GenCoordinators generates coordinators. WARNING: This is meant for DB/API testing, and may not be fully consistent with the protocol.
+// GenCoordinators generates coordinators. WARNING: This is meant for DB/API testing, and may not be
+// fully consistent with the protocol.
 func GenCoordinators(nCoords int, blocks []common.Block) []common.Coordinator {
 	coords := []common.Coordinator{}
 	for i := 0; i < nCoords; i++ {
@@ -351,7 +362,8 @@ func GenCoordinators(nCoords int, blocks []common.Block) []common.Coordinator {
 	return coords
 }
 
-// GenBids generates bids. WARNING: This is meant for DB/API testing, and may not be fully consistent with the protocol.
+// GenBids generates bids. WARNING: This is meant for DB/API testing, and may not be fully
+// consistent with the protocol.
 func GenBids(nBids int, blocks []common.Block, coords []common.Coordinator) []common.Bid {
 	bids := []common.Bid{}
 	for i := 0; i < nBids*2; i = i + 2 { //nolint:gomnd
@@ -373,7 +385,8 @@ func GenBids(nBids int, blocks []common.Block, coords []common.Coordinator) []co
 
 // GenExitTree generates an exitTree (as an array of Exits)
 //nolint:gomnd
-func GenExitTree(n int, batches []common.Batch, accounts []common.Account, blocks []common.Block) []common.ExitInfo {
+func GenExitTree(n int, batches []common.Batch, accounts []common.Account,
+	blocks []common.Block) []common.ExitInfo {
 	exitTree := make([]common.ExitInfo, n)
 	for i := 0; i < n; i++ {
 		exitTree[i] = common.ExitInfo{
@@ -412,7 +425,8 @@ func GenExitTree(n int, batches []common.Batch, accounts []common.Account, block
 	return exitTree
 }
 
-func randomAccount(seed int, userAccount bool, userAddr *ethCommon.Address, accs []common.Account) (*common.Account, error) {
+func randomAccount(seed int, userAccount bool, userAddr *ethCommon.Address,
+	accs []common.Account) (*common.Account, error) {
 	i := seed % len(accs)
 	firstI := i
 	for {

test/l2db.go

@@ -67,7 +67,8 @@ func GenPoolTxs(n int, tokens []common.Token) []*common.PoolL2Tx {
 }
 
 // GenAuths generates account creation authorizations
-func GenAuths(nAuths int, chainID uint16, hermezContractAddr ethCommon.Address) []*common.AccountCreationAuth {
+func GenAuths(nAuths int, chainID uint16,
+	hermezContractAddr ethCommon.Address) []*common.AccountCreationAuth {
 	auths := []*common.AccountCreationAuth{}
 	for i := 0; i < nAuths; i++ {
 		// Generate keys

test/proofserver/proofserver.go

@@ -68,6 +68,7 @@ func (s *Mock) handleCancel(c *gin.Context) {
 	c.JSON(http.StatusOK, "OK")
 }
 
+//nolint:lll
 /* Status example from the real server proof:
 
 Status:

test/til/lang.go

@@ -310,7 +310,8 @@ func (p *parser) parseLine(setType setType) (*Instruction, error) {
 		} else if lit == "PoolL2" {
 			return &Instruction{Typ: "PoolL2"}, setTypeLine
 		} else {
-			return c, tracerr.Wrap(fmt.Errorf("Invalid set type: '%s'. Valid set types: 'Blockchain', 'PoolL2'", lit))
+			return c,
+				tracerr.Wrap(fmt.Errorf("Invalid set type: '%s'. Valid set types: 'Blockchain', 'PoolL2'", lit))
 		}
 	} else if lit == "AddToken" {
 		if err := p.expectChar(c, "("); err != nil {
@@ -391,7 +392,9 @@ func (p *parser) parseLine(setType setType) (*Instruction, error) {
 			return c, tracerr.Wrap(fmt.Errorf("Unexpected PoolL2 tx type: %s", lit))
 		}
 	} else {
-		return c, tracerr.Wrap(fmt.Errorf("Invalid set type: '%s'. Valid set types: 'Blockchain', 'PoolL2'", setType))
+		return c,
+			tracerr.Wrap(fmt.Errorf("Invalid set type: '%s'. Valid set types: 'Blockchain', 'PoolL2'",
+				setType))
 	}
 
 	if err := p.expectChar(c, "("); err != nil {
@@ -522,14 +525,18 @@ func (p *parser) parse() (*parsedSet, error) {
 		}
 		if tracerr.Unwrap(err) == setTypeLine {
 			if ps.typ != "" {
-				return ps, tracerr.Wrap(fmt.Errorf("Line %d: Instruction of 'Type: %s' when there is already a previous instruction 'Type: %s' defined", i, instruction.Typ, ps.typ))
+				return ps,
+					tracerr.Wrap(fmt.Errorf("Line %d: Instruction of 'Type: %s' when "+
+						"there is already a previous instruction 'Type: %s' defined",
+						i, instruction.Typ, ps.typ))
 			}
 			if instruction.Typ == "PoolL2" {
 				ps.typ = SetTypePoolL2
 			} else if instruction.Typ == "Blockchain" {
 				ps.typ = SetTypeBlockchain
 			} else {
-				log.Fatalf("Line %d: Invalid set type: '%s'. Valid set types: 'Blockchain', 'PoolL2'", i, instruction.Typ)
+				log.Fatalf("Line %d: Invalid set type: '%s'. Valid set types: "+
+					"'Blockchain', 'PoolL2'", i, instruction.Typ)
 			}
 			continue
 		}
@@ -552,7 +559,9 @@ func (p *parser) parse() (*parsedSet, error) {
 		}
 		ps.instructions = append(ps.instructions, *instruction)
 		users[instruction.From] = true
-		if instruction.Typ == common.TxTypeTransfer || instruction.Typ == common.TxTypeTransferToEthAddr || instruction.Typ == common.TxTypeTransferToBJJ { // type: Transfer
+		if instruction.Typ == common.TxTypeTransfer ||
+			instruction.Typ == common.TxTypeTransferToEthAddr ||
+			instruction.Typ == common.TxTypeTransferToBJJ { // type: Transfer
 			users[instruction.To] = true
 		}
 	}

test/til/lang_test.go

@@ -72,12 +72,19 @@ func TestParseBlockchainTxs(t *testing.T) {
 	assert.Equal(t, TxTypeCreateAccountDepositCoordinator, instructions.instructions[7].Typ)
 	assert.Equal(t, TypeNewBatch, instructions.instructions[11].Typ)
 	assert.Equal(t, "Deposit(1)User0:20", instructions.instructions[16].raw())
-	assert.Equal(t, "Type: DepositTransfer, From: A, To: B, DepositAmount: 15, Amount: 10, Fee: 0, TokenID: 1\n", instructions.instructions[13].String())
+	assert.Equal(t,
-	assert.Equal(t, "Type: Transfer, From: User1, To: User0, Amount: 15, Fee: 1, TokenID: 3\n", instructions.instructions[19].String())
+		"Type: DepositTransfer, From: A, To: B, DepositAmount: 15, Amount: 10, Fee: 0, TokenID: 1\n",
+		instructions.instructions[13].String())
+	assert.Equal(t,
+		"Type: Transfer, From: User1, To: User0, Amount: 15, Fee: 1, TokenID: 3\n",
+		instructions.instructions[19].String())
 	assert.Equal(t, "Transfer(2)A-B:15(1)", instructions.instructions[15].raw())
-	assert.Equal(t, "Type: Transfer, From: A, To: B, Amount: 15, Fee: 1, TokenID: 2\n", instructions.instructions[15].String())
+	assert.Equal(t,
+		"Type: Transfer, From: A, To: B, Amount: 15, Fee: 1, TokenID: 2\n",
+		instructions.instructions[15].String())
 	assert.Equal(t, "Exit(1)A:5", instructions.instructions[24].raw())
-	assert.Equal(t, "Type: Exit, From: A, Amount: 5, TokenID: 1\n", instructions.instructions[24].String())
+	assert.Equal(t, "Type: Exit, From: A, Amount: 5, TokenID: 1\n",
+		instructions.instructions[24].String())
 }
 
 func TestParsePoolTxs(t *testing.T) {
@@ -158,7 +165,9 @@ func TestParseErrors(t *testing.T) {
 	`
 	parser = newParser(strings.NewReader(s))
 	_, err = parser.parse()
-	assert.Equal(t, "Line 2: Transfer(1)A-B:10(256)\n, err: Fee 256 can not be bigger than 255", err.Error())
+	assert.Equal(t,
+		"Line 2: Transfer(1)A-B:10(256)\n, err: Fee 256 can not be bigger than 255",
+		err.Error())
 
 	// check that the PoolTransfer & Transfer are only accepted in the
 	// correct case case (PoolTxs/BlockchainTxs)
@@ -175,7 +184,9 @@ func TestParseErrors(t *testing.T) {
 	`
 	parser = newParser(strings.NewReader(s))
 	_, err = parser.parse()
-	assert.Equal(t, "Line 2: PoolTransfer, err: Unexpected Blockchain tx type: PoolTransfer", err.Error())
+	assert.Equal(t,
+		"Line 2: PoolTransfer, err: Unexpected Blockchain tx type: PoolTransfer",
+		err.Error())
 
 	s = `
 		Type: Blockchain
@@ -183,7 +194,9 @@ func TestParseErrors(t *testing.T) {
 	`
 	parser = newParser(strings.NewReader(s))
 	_, err = parser.parse()
-	assert.Equal(t, "Line 2: >, err: Unexpected '> btch', expected '> batch' or '> block'", err.Error())
+	assert.Equal(t,
+		"Line 2: >, err: Unexpected '> btch', expected '> batch' or '> block'",
+		err.Error())
 
 	// check definition of set Type
 	s = `PoolTransfer(1) A-B: 10 (1)`
@@ -193,17 +206,23 @@ func TestParseErrors(t *testing.T) {
 	s = `Type: PoolL1`
 	parser = newParser(strings.NewReader(s))
 	_, err = parser.parse()
-	assert.Equal(t, "Line 1: Type:, err: Invalid set type: 'PoolL1'. Valid set types: 'Blockchain', 'PoolL2'", err.Error())
+	assert.Equal(t,
+		"Line 1: Type:, err: Invalid set type: 'PoolL1'. Valid set types: 'Blockchain', 'PoolL2'",
+		err.Error())
 	s = `Type: PoolL1
 		Type: Blockchain`
 	parser = newParser(strings.NewReader(s))
 	_, err = parser.parse()
-	assert.Equal(t, "Line 1: Type:, err: Invalid set type: 'PoolL1'. Valid set types: 'Blockchain', 'PoolL2'", err.Error())
+	assert.Equal(t,
+		"Line 1: Type:, err: Invalid set type: 'PoolL1'. Valid set types: 'Blockchain', 'PoolL2'",
+		err.Error())
 	s = `Type: PoolL2
 		Type: Blockchain`
 	parser = newParser(strings.NewReader(s))
 	_, err = parser.parse()
-	assert.Equal(t, "Line 2: Instruction of 'Type: Blockchain' when there is already a previous instruction 'Type: PoolL2' defined", err.Error())
+	assert.Equal(t,
+		"Line 2: Instruction of 'Type: Blockchain' when there is already a previous "+
+			"instruction 'Type: PoolL2' defined", err.Error())
 
 	s = `Type: Blockchain
 		AddToken(1)

test/til/txs.go

@@ -161,7 +161,9 @@ func (tc *Context) GenerateBlocks(set string) ([]common.BlockData, error) {
 		return nil, tracerr.Wrap(err)
 	}
 	if parsedSet.typ != SetTypeBlockchain {
-		return nil, tracerr.Wrap(fmt.Errorf("Expected set type: %s, found: %s", SetTypeBlockchain, parsedSet.typ))
+		return nil,
+			tracerr.Wrap(fmt.Errorf("Expected set type: %s, found: %s",
+				SetTypeBlockchain, parsedSet.typ))
 	}
 
 	tc.instructions = parsedSet.instructions
@@ -209,7 +211,9 @@ func (tc *Context) generateBlocks() ([]common.BlockData, error) {
 				TokenID:       inst.TokenID,
 				Amount:        big.NewInt(0),
 				DepositAmount: big.NewInt(0),
-				Type:          common.TxTypeCreateAccountDeposit, // as TxTypeCreateAccountDepositCoordinator is not valid oustide Til package
+				// as TxTypeCreateAccountDepositCoordinator is
+				// not valid oustide Til package
+				Type: common.TxTypeCreateAccountDeposit,
 			}
 			testTx := L1Tx{
 				lineNum:     inst.LineNum,
@@ -218,7 +222,8 @@ func (tc *Context) generateBlocks() ([]common.BlockData, error) {
 			}
 
 			tc.currBatchTest.l1CoordinatorTxs = append(tc.currBatchTest.l1CoordinatorTxs, testTx)
-		case common.TxTypeCreateAccountDeposit, common.TxTypeCreateAccountDepositTransfer: // tx source: L1UserTx
+		case common.TxTypeCreateAccountDeposit, common.TxTypeCreateAccountDepositTransfer:
+			// tx source: L1UserTx
 			if err := tc.checkIfTokenIsRegistered(inst); err != nil {
 				log.Error(err)
 				return nil, tracerr.Wrap(fmt.Errorf("Line %d: %s", inst.LineNum, err.Error()))
@@ -281,7 +286,8 @@ func (tc *Context) generateBlocks() ([]common.BlockData, error) {
 				Type:        common.TxTypeTransfer,
 				EthBlockNum: tc.blockNum,
 			}
-			tx.BatchNum = common.BatchNum(tc.currBatchNum) // when converted to PoolL2Tx BatchNum parameter is lost
+			// when converted to PoolL2Tx BatchNum parameter is lost
+			tx.BatchNum = common.BatchNum(tc.currBatchNum)
 			testTx := L2Tx{
 				lineNum:     inst.LineNum,
 				fromIdxName: inst.From,
@@ -322,7 +328,8 @@ func (tc *Context) generateBlocks() ([]common.BlockData, error) {
 				Type:        common.TxTypeExit,
 				EthBlockNum: tc.blockNum,
 			}
-			tx.BatchNum = common.BatchNum(tc.currBatchNum) // when converted to PoolL2Tx BatchNum parameter is lost
+			// when converted to PoolL2Tx BatchNum parameter is lost
+			tx.BatchNum = common.BatchNum(tc.currBatchNum)
 			testTx := L2Tx{
 				lineNum:     inst.LineNum,
 				fromIdxName: inst.From,
@@ -395,7 +402,10 @@ func (tc *Context) generateBlocks() ([]common.BlockData, error) {
 				EthBlockNum: tc.blockNum,
 			}
 			if inst.TokenID != tc.LastRegisteredTokenID+1 {
-				return nil, tracerr.Wrap(fmt.Errorf("Line %d: AddToken TokenID should be sequential, expected TokenID: %d, defined TokenID: %d", inst.LineNum, tc.LastRegisteredTokenID+1, inst.TokenID))
+				return nil,
+					tracerr.Wrap(fmt.Errorf("Line %d: AddToken TokenID should be "+
+						"sequential, expected TokenID: %d, defined TokenID: %d",
+						inst.LineNum, tc.LastRegisteredTokenID+1, inst.TokenID))
 			}
 			tc.LastRegisteredTokenID++
 			tc.currBlock.Rollup.AddedTokens = append(tc.currBlock.Rollup.AddedTokens, newToken)
@@ -413,9 +423,13 @@ func (tc *Context) calculateIdxForL1Txs(isCoordinatorTxs bool, txs []L1Tx) error
 	// for each batch.L1CoordinatorTxs of the Queues[ToForgeNum], calculate the Idx
 	for i := 0; i < len(txs); i++ {
 		tx := txs[i]
-		if tx.L1Tx.Type == common.TxTypeCreateAccountDeposit || tx.L1Tx.Type == common.TxTypeCreateAccountDepositTransfer {
+		if tx.L1Tx.Type == common.TxTypeCreateAccountDeposit ||
-			if tc.Users[tx.fromIdxName].Accounts[tx.L1Tx.TokenID] != nil { // if account already exists, return error
+			tx.L1Tx.Type == common.TxTypeCreateAccountDepositTransfer {
-				return tracerr.Wrap(fmt.Errorf("Can not create same account twice (same User (%s) & same TokenID (%d)) (this is a design property of Til)", tx.fromIdxName, tx.L1Tx.TokenID))
+			if tc.Users[tx.fromIdxName].Accounts[tx.L1Tx.TokenID] != nil {
+				// if account already exists, return error
+				return tracerr.Wrap(fmt.Errorf("Can not create same account twice "+
+					"(same User (%s) & same TokenID (%d)) (this is a design property of Til)",
+					tx.fromIdxName, tx.L1Tx.TokenID))
 			}
 			tc.Users[tx.fromIdxName].Accounts[tx.L1Tx.TokenID] = &Account{
 				Idx:      common.Idx(tc.idx),
@@ -423,7 +437,8 @@ func (tc *Context) calculateIdxForL1Txs(isCoordinatorTxs bool, txs []L1Tx) error
 				Nonce:    common.Nonce(0),
 				BatchNum: tc.currBatchNum,
 			}
-			tc.l1CreatedAccounts[idxTokenIDToString(tx.fromIdxName, tx.L1Tx.TokenID)] = tc.Users[tx.fromIdxName].Accounts[tx.L1Tx.TokenID]
+			tc.l1CreatedAccounts[idxTokenIDToString(tx.fromIdxName, tx.L1Tx.TokenID)] =
+				tc.Users[tx.fromIdxName].Accounts[tx.L1Tx.TokenID]
 			tc.accountsByIdx[tc.idx] = tc.Users[tx.fromIdxName].Accounts[tx.L1Tx.TokenID]
 			tc.UsersByIdx[tc.idx] = tc.Users[tx.fromIdxName]
 			tc.idx++
@@ -442,11 +457,15 @@ func (tc *Context) setIdxs() error {
 		testTx := &tc.currBatchTest.l2Txs[i]
 
 		if tc.Users[testTx.fromIdxName].Accounts[testTx.tokenID] == nil {
-			return tracerr.Wrap(fmt.Errorf("Line %d: %s from User %s for TokenID %d while account not created yet", testTx.lineNum, testTx.L2Tx.Type, testTx.fromIdxName, testTx.tokenID))
+			return tracerr.Wrap(fmt.Errorf("Line %d: %s from User %s for TokenID %d "+
+				"while account not created yet",
+				testTx.lineNum, testTx.L2Tx.Type, testTx.fromIdxName, testTx.tokenID))
 		}
 		if testTx.L2Tx.Type == common.TxTypeTransfer {
 			if _, ok := tc.l1CreatedAccounts[idxTokenIDToString(testTx.toIdxName, testTx.tokenID)]; !ok {
-				return tracerr.Wrap(fmt.Errorf("Line %d: Can not create Transfer for a non existing account. Batch %d, ToIdx name: %s, TokenID: %d", testTx.lineNum, tc.currBatchNum, testTx.toIdxName, testTx.tokenID))
+				return tracerr.Wrap(fmt.Errorf("Line %d: Can not create Transfer for a non "+
+					"existing account. Batch %d, ToIdx name: %s, TokenID: %d",
+					testTx.lineNum, tc.currBatchNum, testTx.toIdxName, testTx.tokenID))
 			}
 		}
 		tc.Users[testTx.fromIdxName].Accounts[testTx.tokenID].Nonce++
@@ -498,7 +517,8 @@ func (tc *Context) addToL1UserQueue(tx L1Tx) error {
 	tx.L1Tx.Position = len(tc.Queues[tc.openToForge])
 
 	// When an L1UserTx is generated, all idxs must be available (except when idx == 0 or idx == 1)
-	if tx.L1Tx.Type != common.TxTypeCreateAccountDeposit && tx.L1Tx.Type != common.TxTypeCreateAccountDepositTransfer {
+	if tx.L1Tx.Type != common.TxTypeCreateAccountDeposit &&
+		tx.L1Tx.Type != common.TxTypeCreateAccountDepositTransfer {
 		tx.L1Tx.FromIdx = tc.Users[tx.fromIdxName].Accounts[tx.L1Tx.TokenID].Idx
 	}
 	tx.L1Tx.FromEthAddr = tc.Users[tx.fromIdxName].Addr
@@ -530,14 +550,16 @@ func (tc *Context) addToL1UserQueue(tx L1Tx) error {
 
 func (tc *Context) checkIfAccountExists(tf string, inst Instruction) error {
 	if tc.Users[tf].Accounts[inst.TokenID] == nil {
-		return tracerr.Wrap(fmt.Errorf("%s at User: %s, for TokenID: %d, while account not created yet", inst.Typ, tf, inst.TokenID))
+		return tracerr.Wrap(fmt.Errorf("%s at User: %s, for TokenID: %d, while account not created yet",
+			inst.Typ, tf, inst.TokenID))
 	}
 	return nil
 }
 
 func (tc *Context) checkIfTokenIsRegistered(inst Instruction) error {
 	if inst.TokenID > tc.LastRegisteredTokenID {
-		return tracerr.Wrap(fmt.Errorf("Can not process %s: TokenID %d not registered, last registered TokenID: %d", inst.Typ, inst.TokenID, tc.LastRegisteredTokenID))
+		return tracerr.Wrap(fmt.Errorf("Can not process %s: TokenID %d not registered, "+
+			"last registered TokenID: %d", inst.Typ, inst.TokenID, tc.LastRegisteredTokenID))
 	}
 	return nil
 }
@@ -551,7 +573,8 @@ func (tc *Context) GeneratePoolL2Txs(set string) ([]common.PoolL2Tx, error) {
 		return nil, tracerr.Wrap(err)
 	}
 	if parsedSet.typ != SetTypePoolL2 {
-		return nil, tracerr.Wrap(fmt.Errorf("Expected set type: %s, found: %s", SetTypePoolL2, parsedSet.typ))
+		return nil, tracerr.Wrap(fmt.Errorf("Expected set type: %s, found: %s",
+			SetTypePoolL2, parsedSet.typ))
 	}
 
 	tc.instructions = parsedSet.instructions
@@ -668,7 +691,9 @@ func (tc *Context) generatePoolL2Txs() ([]common.PoolL2Tx, error) {
 			tx.Signature = sig.Compress()
 			txs = append(txs, tx)
 		default:
-			return nil, tracerr.Wrap(fmt.Errorf("Line %d: instruction type unrecognized: %s", inst.LineNum, inst.Typ))
+			return nil,
+				tracerr.Wrap(fmt.Errorf("Line %d: instruction type unrecognized: %s",
+					inst.LineNum, inst.Typ))
 		}
 	}
 

test/til/txs_test.go

@@ -119,49 +119,66 @@ func TestGenerateBlocks(t *testing.T) {
 
 	// Check expected values generated by each line
 	// #0: Deposit(1) A: 10
-	tc.checkL1TxParams(t, blocks[0].Rollup.L1UserTxs[0], common.TxTypeCreateAccountDeposit, 1, "A", "", big.NewInt(10), nil)
+	tc.checkL1TxParams(t, blocks[0].Rollup.L1UserTxs[0], common.TxTypeCreateAccountDeposit, 1,
+		"A", "", big.NewInt(10), nil)
 	// #1: Deposit(2) A: 20
-	tc.checkL1TxParams(t, blocks[0].Rollup.L1UserTxs[1], common.TxTypeCreateAccountDeposit, 2, "A", "", big.NewInt(20), nil)
+	tc.checkL1TxParams(t, blocks[0].Rollup.L1UserTxs[1], common.TxTypeCreateAccountDeposit, 2,
+		"A", "", big.NewInt(20), nil)
 	// // #2: Deposit(1) A: 20
-	tc.checkL1TxParams(t, blocks[0].Rollup.L1UserTxs[2], common.TxTypeCreateAccountDeposit, 1, "B", "", big.NewInt(5), nil)
+	tc.checkL1TxParams(t, blocks[0].Rollup.L1UserTxs[2], common.TxTypeCreateAccountDeposit, 1,
+		"B", "", big.NewInt(5), nil)
 	// // #3: CreateAccountDeposit(1) C: 5
-	tc.checkL1TxParams(t, blocks[0].Rollup.L1UserTxs[3], common.TxTypeCreateAccountDeposit, 1, "C", "", big.NewInt(5), nil)
+	tc.checkL1TxParams(t, blocks[0].Rollup.L1UserTxs[3], common.TxTypeCreateAccountDeposit, 1,
+		"C", "", big.NewInt(5), nil)
 	// // #4: CreateAccountDeposit(1) D: 5
-	tc.checkL1TxParams(t, blocks[0].Rollup.L1UserTxs[4], common.TxTypeCreateAccountDeposit, 1, "D", "", big.NewInt(5), nil)
+	tc.checkL1TxParams(t, blocks[0].Rollup.L1UserTxs[4], common.TxTypeCreateAccountDeposit, 1,
+		"D", "", big.NewInt(5), nil)
 	// #5: Transfer(1) A-B: 6 (1)
-	tc.checkL2TxParams(t, blocks[0].Rollup.Batches[2].L2Txs[0], common.TxTypeTransfer, 1, "A", "B", big.NewInt(6), common.BatchNum(3))
+	tc.checkL2TxParams(t, blocks[0].Rollup.Batches[2].L2Txs[0], common.TxTypeTransfer, 1, "A",
+		"B", big.NewInt(6), common.BatchNum(3))
 	// #6: Transfer(1) B-D: 3 (1)
-	tc.checkL2TxParams(t, blocks[0].Rollup.Batches[2].L2Txs[1], common.TxTypeTransfer, 1, "B", "D", big.NewInt(3), common.BatchNum(3))
+	tc.checkL2TxParams(t, blocks[0].Rollup.Batches[2].L2Txs[1], common.TxTypeTransfer, 1, "B",
+		"D", big.NewInt(3), common.BatchNum(3))
 	// #7: Transfer(1) A-D: 1 (1)
-	tc.checkL2TxParams(t, blocks[0].Rollup.Batches[2].L2Txs[2], common.TxTypeTransfer, 1, "A", "D", big.NewInt(1), common.BatchNum(3))
+	tc.checkL2TxParams(t, blocks[0].Rollup.Batches[2].L2Txs[2], common.TxTypeTransfer, 1, "A",
-	// change of Batch
+		"D", big.NewInt(1), common.BatchNum(3))
-	// #8: CreateAccountDepositTransfer(1) F-A: 15, 10 (3)
+	// change of Batch #8: CreateAccountDepositTransfer(1) F-A: 15, 10 (3)
-	tc.checkL1TxParams(t, blocks[0].Rollup.L1UserTxs[5], common.TxTypeCreateAccountDepositTransfer, 1, "F", "A", big.NewInt(15), big.NewInt(10))
+	tc.checkL1TxParams(t, blocks[0].Rollup.L1UserTxs[5],
+		common.TxTypeCreateAccountDepositTransfer, 1, "F", "A", big.NewInt(15), big.NewInt(10))
 	// #9: DepositTransfer(1) A-B: 15, 10 (1)
-	tc.checkL1TxParams(t, blocks[0].Rollup.L1UserTxs[6], common.TxTypeDepositTransfer, 1, "A", "B", big.NewInt(15), big.NewInt(10))
+	tc.checkL1TxParams(t, blocks[0].Rollup.L1UserTxs[6], common.TxTypeDepositTransfer, 1, "A",
+		"B", big.NewInt(15), big.NewInt(10))
 	// #11: Transfer(1) C-A : 3 (1)
-	tc.checkL2TxParams(t, blocks[0].Rollup.Batches[3].L2Txs[0], common.TxTypeTransfer, 1, "C", "A", big.NewInt(3), common.BatchNum(4))
+	tc.checkL2TxParams(t, blocks[0].Rollup.Batches[3].L2Txs[0], common.TxTypeTransfer, 1, "C",
+		"A", big.NewInt(3), common.BatchNum(4))
 	// #12: Transfer(2) A-B: 15 (1)
-	tc.checkL2TxParams(t, blocks[0].Rollup.Batches[3].L2Txs[1], common.TxTypeTransfer, 2, "A", "B", big.NewInt(15), common.BatchNum(4))
+	tc.checkL2TxParams(t, blocks[0].Rollup.Batches[3].L2Txs[1], common.TxTypeTransfer, 2, "A",
+		"B", big.NewInt(15), common.BatchNum(4))
 	// #13: Deposit(1) User0: 20
-	tc.checkL1TxParams(t, blocks[0].Rollup.L1UserTxs[7], common.TxTypeCreateAccountDeposit, 1, "User0", "", big.NewInt(20), nil)
+	tc.checkL1TxParams(t, blocks[0].Rollup.L1UserTxs[7], common.TxTypeCreateAccountDeposit, 1,
+		"User0", "", big.NewInt(20), nil)
 	// // #14: Deposit(3) User1: 20
-	tc.checkL1TxParams(t, blocks[0].Rollup.L1UserTxs[8], common.TxTypeCreateAccountDeposit, 3, "User1", "", big.NewInt(20), nil)
+	tc.checkL1TxParams(t, blocks[0].Rollup.L1UserTxs[8], common.TxTypeCreateAccountDeposit, 3,
+		"User1", "", big.NewInt(20), nil)
 	// #15: Transfer(1) User0-User1: 15 (1)
-	tc.checkL2TxParams(t, blocks[0].Rollup.Batches[4].L2Txs[0], common.TxTypeTransfer, 1, "User0", "User1", big.NewInt(15), common.BatchNum(5))
+	tc.checkL2TxParams(t, blocks[0].Rollup.Batches[4].L2Txs[0], common.TxTypeTransfer, 1,
+		"User0", "User1", big.NewInt(15), common.BatchNum(5))
 	// #16: Transfer(3) User1-User0: 15 (1)
-	tc.checkL2TxParams(t, blocks[0].Rollup.Batches[4].L2Txs[1], common.TxTypeTransfer, 3, "User1", "User0", big.NewInt(15), common.BatchNum(5))
+	tc.checkL2TxParams(t, blocks[0].Rollup.Batches[4].L2Txs[1], common.TxTypeTransfer, 3,
+		"User1", "User0", big.NewInt(15), common.BatchNum(5))
 	// #17: Transfer(1) A-C: 1 (1)
-	tc.checkL2TxParams(t, blocks[0].Rollup.Batches[4].L2Txs[2], common.TxTypeTransfer, 1, "A", "C", big.NewInt(1), common.BatchNum(5))
+	tc.checkL2TxParams(t, blocks[0].Rollup.Batches[4].L2Txs[2], common.TxTypeTransfer, 1, "A",
-	// change of Batch
+		"C", big.NewInt(1), common.BatchNum(5))
-	// #18: Transfer(1) User1-User0: 1 (1)
+	// change of Batch #18: Transfer(1) User1-User0: 1 (1)
-	tc.checkL2TxParams(t, blocks[1].Rollup.Batches[0].L2Txs[0], common.TxTypeTransfer, 1, "User1", "User0", big.NewInt(1), common.BatchNum(6))
+	tc.checkL2TxParams(t, blocks[1].Rollup.Batches[0].L2Txs[0], common.TxTypeTransfer, 1,
-	// change of Block (implies also a change of batch)
+		"User1", "User0", big.NewInt(1), common.BatchNum(6))
-	// #19: Transfer(1) A-B: 1 (1)
+	// change of Block (implies also a change of batch) #19: Transfer(1) A-B: 1 (1)
-	tc.checkL2TxParams(t, blocks[1].Rollup.Batches[0].L2Txs[1], common.TxTypeTransfer, 1, "A", "B", big.NewInt(1), common.BatchNum(6))
+	tc.checkL2TxParams(t, blocks[1].Rollup.Batches[0].L2Txs[1], common.TxTypeTransfer, 1, "A",
+		"B", big.NewInt(1), common.BatchNum(6))
 }
 
-func (tc *Context) checkL1TxParams(t *testing.T, tx common.L1Tx, typ common.TxType, tokenID common.TokenID, from, to string, depositAmount, amount *big.Int) {
+func (tc *Context) checkL1TxParams(t *testing.T, tx common.L1Tx, typ common.TxType,
+	tokenID common.TokenID, from, to string, depositAmount, amount *big.Int) {
 	assert.Equal(t, typ, tx.Type)
 	if tx.FromIdx != common.Idx(0) {
 		assert.Equal(t, tc.Users[from].Accounts[tokenID].Idx, tx.FromIdx)
@@ -179,7 +196,8 @@ func (tc *Context) checkL1TxParams(t *testing.T, tx common.L1Tx, typ common.TxTy
 	}
 }
 
-func (tc *Context) checkL2TxParams(t *testing.T, tx common.L2Tx, typ common.TxType, tokenID common.TokenID, from, to string, amount *big.Int, batchNum common.BatchNum) {
+func (tc *Context) checkL2TxParams(t *testing.T, tx common.L2Tx, typ common.TxType,
+	tokenID common.TokenID, from, to string, amount *big.Int, batchNum common.BatchNum) {
 	assert.Equal(t, typ, tx.Type)
 	assert.Equal(t, tc.Users[from].Accounts[tokenID].Idx, tx.FromIdx)
 	if tx.Type != common.TxTypeExit {
@@ -367,7 +385,9 @@ func TestGenerateErrors(t *testing.T) {
 		`
 	tc := NewContext(0, common.RollupConstMaxL1UserTx)
 	_, err := tc.GenerateBlocks(set)
-	assert.Equal(t, "Line 2: Can not process CreateAccountDeposit: TokenID 1 not registered, last registered TokenID: 0", err.Error())
+	assert.Equal(t,
+		"Line 2: Can not process CreateAccountDeposit: TokenID 1 not registered, "+
+			"last registered TokenID: 0", err.Error())
 
 	// ensure AddToken sequentiality and not using 0
 	set = `
@@ -384,7 +404,8 @@ func TestGenerateErrors(t *testing.T) {
 	`
 	tc = NewContext(0, common.RollupConstMaxL1UserTx)
 	_, err = tc.GenerateBlocks(set)
-	require.Equal(t, "Line 2: AddToken TokenID should be sequential, expected TokenID: 1, defined TokenID: 2", err.Error())
+	require.Equal(t, "Line 2: AddToken TokenID should be sequential, expected TokenID: "+
+		"1, defined TokenID: 2", err.Error())
 
 	set = `
 		Type: Blockchain
@@ -395,7 +416,8 @@ func TestGenerateErrors(t *testing.T) {
 	`
 	tc = NewContext(0, common.RollupConstMaxL1UserTx)
 	_, err = tc.GenerateBlocks(set)
-	require.Equal(t, "Line 5: AddToken TokenID should be sequential, expected TokenID: 4, defined TokenID: 5", err.Error())
+	require.Equal(t, "Line 5: AddToken TokenID should be sequential, expected TokenID: "+
+		"4, defined TokenID: 5", err.Error())
 
 	// check transactions when account is not created yet
 	set = `
@@ -409,7 +431,8 @@ func TestGenerateErrors(t *testing.T) {
 	`
 	tc = NewContext(0, common.RollupConstMaxL1UserTx)
 	_, err = tc.GenerateBlocks(set)
-	require.Equal(t, "Line 5: CreateAccountDeposit(1)BTransfer(1) A-B: 6 (1)\n, err: Expected ':', found 'Transfer'", err.Error())
+	require.Equal(t, "Line 5: CreateAccountDeposit(1)BTransfer(1) A-B: 6 (1)\n, err: "+
+		"Expected ':', found 'Transfer'", err.Error())
 	set = `
 		Type: Blockchain
 		AddToken(1)
@@ -434,7 +457,8 @@ func TestGenerateErrors(t *testing.T) {
 		CreateAccountCoordinator(1) B
 		> batchL1
 		Transfer(1) A-B: 6 (1)
-		Transfer(1) A-B: 6 (1) // on purpose this is moving more money that what it has in the account, Til should not fail
+		Transfer(1) A-B: 6 (1) // on purpose this is moving more money that
+				       // what it has in the account, Til should not fail
 		Transfer(1) B-A: 6 (1)
 		Exit(1) A: 3 (1)
 		> batch
@@ -558,7 +582,8 @@ func TestGenerateFromInstructions(t *testing.T) {
 		CreateAccountCoordinator(1) B
 		> batchL1
 		Transfer(1) A-B: 6 (1)
-		Transfer(1) A-B: 6 (1) // on purpose this is moving more money that what it has in the account, Til should not fail
+		Transfer(1) A-B: 6 (1) // on purpose this is moving more money that
+				       // what it has in the account, Til should not fail
 		Transfer(1) B-A: 6 (1)
 		Exit(1) A: 3 (1)
 		> batch

test/txsets/tilsets.go

@@ -181,7 +181,8 @@ Transfer(1) H-O: 5 (1)
 Transfer(1) I-H: 5 (1)
 Exit(1) A: 5 (1)
 
-// create CoordinatorTx CreateAccount for D, TokenId 2, used at SetPool0 for 'PoolTransfer(2) B-D: 3 (1)'
+// create CoordinatorTx CreateAccount for D, TokenId 2, used at SetPool0 for
+// 'PoolTransfer(2) B-D: 3 (1)'
 CreateAccountCoordinator(2) D
 
 > batchL1

test/txsets/txhelpers.go

@@ -25,8 +25,14 @@ import (
 func GenerateJsUsers(t *testing.T) []til.User {
 	// same values than in the js test
 	// skJsHex is equivalent to the 0000...000i js private key in commonjs
-	skJsHex := []string{"7eb258e61862aae75c6c1d1f7efae5006ffc9e4d5596a6ff95f3df4ea209ea7f", "c005700f76f4b4cec710805c21595688648524df0a9d467afae537b7a7118819", "b373d14c67fb2a517bf4ac831c93341eec8e1b38dbc14e7d725b292a7cf84707", "2064b68d04a7aaae0ac3b36bf6f1850b380f1423be94a506c531940bd4a48b76"}
+	skJsHex := []string{"7eb258e61862aae75c6c1d1f7efae5006ffc9e4d5596a6ff95f3df4ea209ea7f",
-	addrHex := []string{"0x7e5f4552091a69125d5dfcb7b8c2659029395bdf", "0x2b5ad5c4795c026514f8317c7a215e218dccd6cf", "0x6813eb9362372eef6200f3b1dbc3f819671cba69", "0x1eff47bc3a10a45d4b230b5d10e37751fe6aa718"}
+		"c005700f76f4b4cec710805c21595688648524df0a9d467afae537b7a7118819",
+		"b373d14c67fb2a517bf4ac831c93341eec8e1b38dbc14e7d725b292a7cf84707",
+		"2064b68d04a7aaae0ac3b36bf6f1850b380f1423be94a506c531940bd4a48b76"}
+	addrHex := []string{"0x7e5f4552091a69125d5dfcb7b8c2659029395bdf",
+		"0x2b5ad5c4795c026514f8317c7a215e218dccd6cf",
+		"0x6813eb9362372eef6200f3b1dbc3f819671cba69",
+		"0x1eff47bc3a10a45d4b230b5d10e37751fe6aa718"}
 	var users []til.User
 	for i := 0; i < len(skJsHex); i++ {
 		skJs, err := hex.DecodeString(skJsHex[i])
@@ -41,10 +47,14 @@ func GenerateJsUsers(t *testing.T) []til.User {
 		}
 		users = append(users, user)
 	}
-	assert.Equal(t, "d746824f7d0ac5044a573f51b278acb56d823bec39551d1d7bf7378b68a1b021", users[0].BJJ.Public().String())
+	assert.Equal(t, "d746824f7d0ac5044a573f51b278acb56d823bec39551d1d7bf7378b68a1b021",
-	assert.Equal(t, "4d05c307400c65795f02db96b1b81c60386fd53e947d9d3f749f3d99b1853909", users[1].BJJ.Public().String())
+		users[0].BJJ.Public().String())
-	assert.Equal(t, "38ffa002724562eb2a952a2503e206248962406cf16392ff32759b6f2a41fe11", users[2].BJJ.Public().String())
+	assert.Equal(t, "4d05c307400c65795f02db96b1b81c60386fd53e947d9d3f749f3d99b1853909",
-	assert.Equal(t, "c719e6401190be7fa7fbfcd3448fe2755233c01575341a3b09edadf5454f760b", users[3].BJJ.Public().String())
+		users[1].BJJ.Public().String())
+	assert.Equal(t, "38ffa002724562eb2a952a2503e206248962406cf16392ff32759b6f2a41fe11",
+		users[2].BJJ.Public().String())
+	assert.Equal(t, "c719e6401190be7fa7fbfcd3448fe2755233c01575341a3b09edadf5454f760b",
+		users[3].BJJ.Public().String())
 
 	return users
 }
@@ -58,7 +68,9 @@ func signL2Tx(t *testing.T, chainID uint16, user til.User, l2Tx common.PoolL2Tx)
 }
 
 // GenerateTxsZKInputsHash0 generates the transactions for the TestZKInputsHash0
-func GenerateTxsZKInputsHash0(t *testing.T, chainID uint16) (users []til.User, coordIdxs []common.Idx, l1UserTxs []common.L1Tx, l1CoordTxs []common.L1Tx, l2Txs []common.PoolL2Tx) {
+func GenerateTxsZKInputsHash0(t *testing.T, chainID uint16) (users []til.User,
+	coordIdxs []common.Idx, l1UserTxs []common.L1Tx, l1CoordTxs []common.L1Tx,
+	l2Txs []common.PoolL2Tx) {
 	// same values than in the js test
 	users = GenerateJsUsers(t)
 
@@ -93,7 +105,9 @@ func GenerateTxsZKInputsHash0(t *testing.T, chainID uint16) (users []til.User, c
 }
 
 // GenerateTxsZKInputsHash1 generates the transactions for the TestZKInputsHash1
-func GenerateTxsZKInputsHash1(t *testing.T, chainID uint16) (users []til.User, coordIdxs []common.Idx, l1UserTxs []common.L1Tx, l1CoordTxs []common.L1Tx, l2Txs []common.PoolL2Tx) {
+func GenerateTxsZKInputsHash1(t *testing.T, chainID uint16) (users []til.User,
+	coordIdxs []common.Idx, l1UserTxs []common.L1Tx, l1CoordTxs []common.L1Tx,
+	l2Txs []common.PoolL2Tx) {
 	// same values than in the js test
 	users = GenerateJsUsers(t)
 	l1UserTxs = []common.L1Tx{
@@ -138,7 +152,9 @@ func GenerateTxsZKInputsHash1(t *testing.T, chainID uint16) (users []til.User, c
 }
 
 // GenerateTxsZKInputs0 generates the transactions for the TestZKInputs0
-func GenerateTxsZKInputs0(t *testing.T, chainID uint16) (users []til.User, coordIdxs []common.Idx, l1UserTxs []common.L1Tx, l1CoordTxs []common.L1Tx, l2Txs []common.PoolL2Tx) {
+func GenerateTxsZKInputs0(t *testing.T, chainID uint16) (users []til.User,
+	coordIdxs []common.Idx, l1UserTxs []common.L1Tx, l1CoordTxs []common.L1Tx,
+	l2Txs []common.PoolL2Tx) {
 	// same values than in the js test
 	users = GenerateJsUsers(t)
 
@@ -175,7 +191,8 @@ func GenerateTxsZKInputs0(t *testing.T, chainID uint16) (users []til.User, coord
 }
 
 // GenerateTxsZKInputs1 generates the transactions for the TestZKInputs1
-func GenerateTxsZKInputs1(t *testing.T, chainID uint16) (users []til.User, coordIdxs []common.Idx, l1UserTxs []common.L1Tx, l1CoordTxs []common.L1Tx, l2Txs []common.PoolL2Tx) {
+func GenerateTxsZKInputs1(t *testing.T, chainID uint16) (users []til.User, coordIdxs []common.Idx,
+	l1UserTxs []common.L1Tx, l1CoordTxs []common.L1Tx, l2Txs []common.PoolL2Tx) {
 	// same values than in the js test
 	users = GenerateJsUsers(t)
 
@@ -222,7 +239,8 @@ func GenerateTxsZKInputs1(t *testing.T, chainID uint16) (users []til.User, coord
 }
 
 // GenerateTxsZKInputs2 generates the transactions for the TestZKInputs2
-func GenerateTxsZKInputs2(t *testing.T, chainID uint16) (users []til.User, coordIdxs []common.Idx, l1UserTxs []common.L1Tx, l1CoordTxs []common.L1Tx, l2Txs []common.PoolL2Tx) {
+func GenerateTxsZKInputs2(t *testing.T, chainID uint16) (users []til.User, coordIdxs []common.Idx,
+	l1UserTxs []common.L1Tx, l1CoordTxs []common.L1Tx, l2Txs []common.PoolL2Tx) {
 	// same values than in the js test
 	users = GenerateJsUsers(t)
 
@@ -301,7 +319,8 @@ func GenerateTxsZKInputs2(t *testing.T, chainID uint16) (users []til.User, coord
 }
 
 // GenerateTxsZKInputs3 generates the transactions for the TestZKInputs3
-func GenerateTxsZKInputs3(t *testing.T, chainID uint16) (users []til.User, coordIdxs []common.Idx, l1UserTxs []common.L1Tx, l1CoordTxs []common.L1Tx, l2Txs []common.PoolL2Tx) {
+func GenerateTxsZKInputs3(t *testing.T, chainID uint16) (users []til.User, coordIdxs []common.Idx,
+	l1UserTxs []common.L1Tx, l1CoordTxs []common.L1Tx, l2Txs []common.PoolL2Tx) {
 	// same values than in the js test
 	users = GenerateJsUsers(t)
 
@@ -380,7 +399,8 @@ func GenerateTxsZKInputs3(t *testing.T, chainID uint16) (users []til.User, coord
 }
 
 // GenerateTxsZKInputs4 generates the transactions for the TestZKInputs4
-func GenerateTxsZKInputs4(t *testing.T, chainID uint16) (users []til.User, coordIdxs []common.Idx, l1UserTxs []common.L1Tx, l1CoordTxs []common.L1Tx, l2Txs []common.PoolL2Tx) {
+func GenerateTxsZKInputs4(t *testing.T, chainID uint16) (users []til.User, coordIdxs []common.Idx,
+	l1UserTxs []common.L1Tx, l1CoordTxs []common.L1Tx, l2Txs []common.PoolL2Tx) {
 	// same values than in the js test
 	users = GenerateJsUsers(t)
 
@@ -469,7 +489,8 @@ func GenerateTxsZKInputs4(t *testing.T, chainID uint16) (users []til.User, coord
 }
 
 // GenerateTxsZKInputs5 generates the transactions for the TestZKInputs5
-func GenerateTxsZKInputs5(t *testing.T, chainID uint16) (users []til.User, coordIdxs []common.Idx, l1UserTxs []common.L1Tx, l1CoordTxs []common.L1Tx, l2Txs []common.PoolL2Tx) {
+func GenerateTxsZKInputs5(t *testing.T, chainID uint16) (users []til.User, coordIdxs []common.Idx,
+	l1UserTxs []common.L1Tx, l1CoordTxs []common.L1Tx, l2Txs []common.PoolL2Tx) {
 	// same values than in the js test
 	users = GenerateJsUsers(t)
 

test/zkproof/flows_test.go

@@ -55,7 +55,8 @@ func addL2Txs(t *testing.T, l2DB *l2db.L2DB, poolL2Txs []common.PoolL2Tx) {
 	}
 }
 
-func addAccCreationAuth(t *testing.T, tc *til.Context, l2DB *l2db.L2DB, chainID uint16, hermezContractAddr ethCommon.Address, username string) []byte {
+func addAccCreationAuth(t *testing.T, tc *til.Context, l2DB *l2db.L2DB, chainID uint16,
+	hermezContractAddr ethCommon.Address, username string) []byte {
 	user := tc.Users[username]
 	auth := &common.AccountCreationAuth{
 		EthAddr: user.Addr,
@@ -71,7 +72,8 @@ func addAccCreationAuth(t *testing.T, tc *til.Context, l2DB *l2db.L2DB, chainID
 	return auth.Signature
 }
 
-func initTxSelector(t *testing.T, chainID uint16, hermezContractAddr ethCommon.Address, coordUser *til.User) (*txselector.TxSelector, *l2db.L2DB, *statedb.StateDB) {
+func initTxSelector(t *testing.T, chainID uint16, hermezContractAddr ethCommon.Address,
+	coordUser *til.User) (*txselector.TxSelector, *l2db.L2DB, *statedb.StateDB) {
 	pass := os.Getenv("POSTGRES_PASS")
 	db, err := dbUtils.InitSQLDB(5432, "localhost", "hermez", pass, "hermez")
 	require.NoError(t, err)
@@ -145,7 +147,11 @@ func TestTxSelectorBatchBuilderZKInputsMinimumFlow0(t *testing.T) {
 	}
 
 	// loop over the first 6 batches
-	expectedRoots := []string{"0", "0", "13644148972047617726265275926674266298636745191961029124811988256139761111521", "12433441613247342495680642890662773367605896324555599297255745922589338651261", "12433441613247342495680642890662773367605896324555599297255745922589338651261", "4191361650490017591061467288209836928064232431729236465872209988325272262963"}
+	expectedRoots := []string{"0", "0",
+		"13644148972047617726265275926674266298636745191961029124811988256139761111521",
+		"12433441613247342495680642890662773367605896324555599297255745922589338651261",
+		"12433441613247342495680642890662773367605896324555599297255745922589338651261",
+		"4191361650490017591061467288209836928064232431729236465872209988325272262963"}
 	for i := 0; i < 6; i++ {
 		log.Debugf("block:0 batch:%d", i+1)
 		var l1UserTxs []common.L1Tx
@@ -153,7 +159,8 @@ func TestTxSelectorBatchBuilderZKInputsMinimumFlow0(t *testing.T) {
 			l1UserTxs = til.L1TxsToCommonL1Txs(tc.Queues[*blocks[0].Rollup.Batches[i].Batch.ForgeL1TxsNum])
 		}
 		// TxSelector select the transactions for the next Batch
-		coordIdxs, _, oL1UserTxs, oL1CoordTxs, oL2Txs, _, err := txsel.GetL1L2TxSelection(selectionConfig, l1UserTxs)
+		coordIdxs, _, oL1UserTxs, oL1CoordTxs, oL2Txs, _, err :=
+			txsel.GetL1L2TxSelection(selectionConfig, l1UserTxs)
 		require.NoError(t, err)
 		// BatchBuilder build Batch
 		zki, err := bb.BuildBatch(coordIdxs, configBatch, oL1UserTxs, oL1CoordTxs, oL2Txs)
@@ -176,14 +183,18 @@ func TestTxSelectorBatchBuilderZKInputsMinimumFlow0(t *testing.T) {
 	addL2Txs(t, l2DBTxSel, l2Txs) // Add L2s to TxSelector.L2DB
 	l1UserTxs := til.L1TxsToCommonL1Txs(tc.Queues[*blocks[0].Rollup.Batches[6].Batch.ForgeL1TxsNum])
 	// TxSelector select the transactions for the next Batch
-	coordIdxs, _, oL1UserTxs, oL1CoordTxs, oL2Txs, discardedL2Txs, err := txsel.GetL1L2TxSelection(selectionConfig, l1UserTxs)
+	coordIdxs, _, oL1UserTxs, oL1CoordTxs, oL2Txs, discardedL2Txs, err :=
+		txsel.GetL1L2TxSelection(selectionConfig, l1UserTxs)
 	require.NoError(t, err)
 	// BatchBuilder build Batch
 	zki, err := bb.BuildBatch(coordIdxs, configBatch, oL1UserTxs, oL1CoordTxs, oL2Txs)
 	require.NoError(t, err)
-	assert.Equal(t, "7614010373759339299470010949167613050707822522530721724565424494781010548240", bb.LocalStateDB().MT.Root().BigInt().String())
+	assert.Equal(t,
+		"7614010373759339299470010949167613050707822522530721724565424494781010548240",
+		bb.LocalStateDB().MT.Root().BigInt().String())
 	sendProofAndCheckResp(t, zki)
-	err = l2DBTxSel.StartForging(common.TxIDsFromPoolL2Txs(oL2Txs), txsel.LocalAccountsDB().CurrentBatch())
+	err = l2DBTxSel.StartForging(common.TxIDsFromPoolL2Txs(oL2Txs),
+		txsel.LocalAccountsDB().CurrentBatch())
 	require.NoError(t, err)
 	err = l2DBTxSel.UpdateTxsInfo(discardedL2Txs)
 	require.NoError(t, err)
@@ -201,14 +212,18 @@ func TestTxSelectorBatchBuilderZKInputsMinimumFlow0(t *testing.T) {
 	addL2Txs(t, l2DBTxSel, l2Txs) // Add L2s to TxSelector.L2DB
 	l1UserTxs = til.L1TxsToCommonL1Txs(tc.Queues[*blocks[0].Rollup.Batches[7].Batch.ForgeL1TxsNum])
 	// TxSelector select the transactions for the next Batch
-	coordIdxs, _, oL1UserTxs, oL1CoordTxs, oL2Txs, discardedL2Txs, err = txsel.GetL1L2TxSelection(selectionConfig, l1UserTxs)
+	coordIdxs, _, oL1UserTxs, oL1CoordTxs, oL2Txs, discardedL2Txs, err =
+		txsel.GetL1L2TxSelection(selectionConfig, l1UserTxs)
 	require.NoError(t, err)
 	// BatchBuilder build Batch
 	zki, err = bb.BuildBatch(coordIdxs, configBatch, oL1UserTxs, oL1CoordTxs, oL2Txs)
 	require.NoError(t, err)
-	assert.Equal(t, "21231789250434471575486264439945776732824482207853465397552873521865656677689", bb.LocalStateDB().MT.Root().BigInt().String())
+	assert.Equal(t,
+		"21231789250434471575486264439945776732824482207853465397552873521865656677689",
+		bb.LocalStateDB().MT.Root().BigInt().String())
 	sendProofAndCheckResp(t, zki)
-	err = l2DBTxSel.StartForging(common.TxIDsFromPoolL2Txs(l2Txs), txsel.LocalAccountsDB().CurrentBatch())
+	err = l2DBTxSel.StartForging(common.TxIDsFromPoolL2Txs(l2Txs),
+		txsel.LocalAccountsDB().CurrentBatch())
 	require.NoError(t, err)
 	err = l2DBTxSel.UpdateTxsInfo(discardedL2Txs)
 	require.NoError(t, err)
@@ -224,14 +239,18 @@ func TestTxSelectorBatchBuilderZKInputsMinimumFlow0(t *testing.T) {
 	addL2Txs(t, l2DBTxSel, l2Txs) // Add L2s to TxSelector.L2DB
 	l1UserTxs = til.L1TxsToCommonL1Txs(tc.Queues[*blocks[1].Rollup.Batches[0].Batch.ForgeL1TxsNum])
 	// TxSelector select the transactions for the next Batch
-	coordIdxs, _, oL1UserTxs, oL1CoordTxs, oL2Txs, discardedL2Txs, err = txsel.GetL1L2TxSelection(selectionConfig, l1UserTxs)
+	coordIdxs, _, oL1UserTxs, oL1CoordTxs, oL2Txs, discardedL2Txs, err =
+		txsel.GetL1L2TxSelection(selectionConfig, l1UserTxs)
 	require.NoError(t, err)
 	// BatchBuilder build Batch
 	zki, err = bb.BuildBatch(coordIdxs, configBatch, oL1UserTxs, oL1CoordTxs, oL2Txs)
 	require.NoError(t, err)
-	assert.Equal(t, "11289313644810782435120113035387729451095637380468777086895109386127538554246", bb.LocalStateDB().MT.Root().BigInt().String())
+	assert.Equal(t,
+		"11289313644810782435120113035387729451095637380468777086895109386127538554246",
+		bb.LocalStateDB().MT.Root().BigInt().String())
 	sendProofAndCheckResp(t, zki)
-	err = l2DBTxSel.StartForging(common.TxIDsFromPoolL2Txs(l2Txs), txsel.LocalAccountsDB().CurrentBatch())
+	err = l2DBTxSel.StartForging(common.TxIDsFromPoolL2Txs(l2Txs),
+		txsel.LocalAccountsDB().CurrentBatch())
 	require.NoError(t, err)
 	err = l2DBTxSel.UpdateTxsInfo(discardedL2Txs)
 	require.NoError(t, err)
@@ -240,16 +259,20 @@ func TestTxSelectorBatchBuilderZKInputsMinimumFlow0(t *testing.T) {
 	l2Txs = []common.PoolL2Tx{}
 	l1UserTxs = til.L1TxsToCommonL1Txs(tc.Queues[*blocks[1].Rollup.Batches[1].Batch.ForgeL1TxsNum])
 	// TxSelector select the transactions for the next Batch
-	coordIdxs, _, oL1UserTxs, oL1CoordTxs, oL2Txs, discardedL2Txs, err = txsel.GetL1L2TxSelection(selectionConfig, l1UserTxs)
+	coordIdxs, _, oL1UserTxs, oL1CoordTxs, oL2Txs, discardedL2Txs, err =
+		txsel.GetL1L2TxSelection(selectionConfig, l1UserTxs)
 	require.NoError(t, err)
 	// BatchBuilder build Batch
 	zki, err = bb.BuildBatch(coordIdxs, configBatch, oL1UserTxs, oL1CoordTxs, oL2Txs)
 	require.NoError(t, err)
 	// same root as previous batch, as the L1CoordinatorTxs created by the
 	// Til set is not created by the TxSelector in this test
-	assert.Equal(t, "11289313644810782435120113035387729451095637380468777086895109386127538554246", bb.LocalStateDB().MT.Root().BigInt().String())
+	assert.Equal(t,
+		"11289313644810782435120113035387729451095637380468777086895109386127538554246",
+		bb.LocalStateDB().MT.Root().BigInt().String())
 	sendProofAndCheckResp(t, zki)
-	err = l2DBTxSel.StartForging(common.TxIDsFromPoolL2Txs(l2Txs), txsel.LocalAccountsDB().CurrentBatch())
+	err = l2DBTxSel.StartForging(common.TxIDsFromPoolL2Txs(l2Txs),
+		txsel.LocalAccountsDB().CurrentBatch())
 	require.NoError(t, err)
 	err = l2DBTxSel.UpdateTxsInfo(discardedL2Txs)
 	require.NoError(t, err)
@@ -303,15 +326,20 @@ func TestZKInputsExitWithFee0(t *testing.T) {
 	// batch2
 	// TxSelector select the transactions for the next Batch
 	l1UserTxs := til.L1TxsToCommonL1Txs(tc.Queues[*blocks[0].Rollup.Batches[1].Batch.ForgeL1TxsNum])
-	coordIdxs, _, oL1UserTxs, oL1CoordTxs, oL2Txs, _, err := txsel.GetL1L2TxSelection(selectionConfig, l1UserTxs)
+	coordIdxs, _, oL1UserTxs, oL1CoordTxs, oL2Txs, _, err :=
+		txsel.GetL1L2TxSelection(selectionConfig, l1UserTxs)
 	require.NoError(t, err)
 	// BatchBuilder build Batch
 	zki, err := bb.BuildBatch(coordIdxs, configBatch, oL1UserTxs, oL1CoordTxs, oL2Txs)
 	require.NoError(t, err)
-	assert.Equal(t, "8737171572459172806192626402462788826264011087579491137542380589998149683116", bb.LocalStateDB().MT.Root().BigInt().String())
+	assert.Equal(t,
+		"8737171572459172806192626402462788826264011087579491137542380589998149683116",
+		bb.LocalStateDB().MT.Root().BigInt().String())
 	h, err := zki.HashGlobalData()
 	require.NoError(t, err)
-	assert.Equal(t, "18608843755023673022528019960628191162333429206359207449879743919826610006009", h.String())
+	assert.Equal(t,
+		"18608843755023673022528019960628191162333429206359207449879743919826610006009",
+		h.String())
 	sendProofAndCheckResp(t, zki)
 
 	// batch3
@@ -321,7 +349,8 @@ func TestZKInputsExitWithFee0(t *testing.T) {
 	l2Txs, err := tc.GeneratePoolL2Txs(batchPoolL2)
 	require.NoError(t, err)
 	addL2Txs(t, l2DBTxSel, l2Txs) // Add L2s to TxSelector.L2DB
-	coordIdxs, _, oL1UserTxs, oL1CoordTxs, oL2Txs, discardedL2Txs, err := txsel.GetL1L2TxSelection(selectionConfig, nil)
+	coordIdxs, _, oL1UserTxs, oL1CoordTxs, oL2Txs, discardedL2Txs, err :=
+		txsel.GetL1L2TxSelection(selectionConfig, nil)
 	require.NoError(t, err)
 	assert.Equal(t, 1, len(coordIdxs))
 	assert.Equal(t, 0, len(oL1UserTxs))
@@ -331,10 +360,14 @@ func TestZKInputsExitWithFee0(t *testing.T) {
 	// BatchBuilder build Batch
 	zki, err = bb.BuildBatch(coordIdxs, configBatch, oL1UserTxs, oL1CoordTxs, oL2Txs)
 	require.NoError(t, err)
-	assert.Equal(t, "18306761925365215381387147754881756804475668085493847010988306480531520370130", bb.LocalStateDB().MT.Root().BigInt().String())
+	assert.Equal(t,
+		"18306761925365215381387147754881756804475668085493847010988306480531520370130",
+		bb.LocalStateDB().MT.Root().BigInt().String())
 	h, err = zki.HashGlobalData()
 	require.NoError(t, err)
-	assert.Equal(t, "6651837443119278772088559395433504719862425648816904171510845286897104469889", h.String())
+	assert.Equal(t,
+		"6651837443119278772088559395433504719862425648816904171510845286897104469889",
+		h.String())
 	assert.Equal(t, common.EthAddrToBigInt(tc.Users["Coord"].Addr), zki.EthAddr3[0])
 	assert.Equal(t, "0", zki.EthAddr3[1].String())
 	sendProofAndCheckResp(t, zki)

test/zkproof/zkproof_test.go

@@ -246,7 +246,8 @@ func TestZKInputs6(t *testing.T) {
 	coordIdxs := []common.Idx{261, 262}
 	l1UserTxs = til.L1TxsToCommonL1Txs(tc.Queues[*blocks[0].Rollup.Batches[6].Batch.ForgeL1TxsNum])
 	l2Txs = poolL2Txs
-	ptOut, err = tp.ProcessTxs(coordIdxs, l1UserTxs, blocks[0].Rollup.Batches[6].L1CoordinatorTxs, l2Txs)
+	ptOut, err = tp.ProcessTxs(coordIdxs, l1UserTxs,
+		blocks[0].Rollup.Batches[6].L1CoordinatorTxs, l2Txs)
 	require.NoError(t, err)
 
 	sendProofAndCheckResp(t, ptOut.ZKInputs)
@@ -264,7 +265,8 @@ func TestZKInputs6(t *testing.T) {
 
 	l1UserTxs = til.L1TxsToCommonL1Txs(tc.Queues[*blocks[0].Rollup.Batches[7].Batch.ForgeL1TxsNum])
 	l2Txs = poolL2Txs
-	ptOut, err = tp.ProcessTxs(coordIdxs, l1UserTxs, blocks[0].Rollup.Batches[7].L1CoordinatorTxs, l2Txs)
+	ptOut, err = tp.ProcessTxs(coordIdxs, l1UserTxs,
+		blocks[0].Rollup.Batches[7].L1CoordinatorTxs, l2Txs)
 	require.NoError(t, err)
 
 	sendProofAndCheckResp(t, ptOut.ZKInputs)
@@ -281,7 +283,8 @@ func TestZKInputs6(t *testing.T) {
 	l1UserTxs = til.L1TxsToCommonL1Txs(tc.Queues[*blocks[1].Rollup.Batches[0].Batch.ForgeL1TxsNum])
 	l2Txs = poolL2Txs
 	coordIdxs = []common.Idx{262}
-	ptOut, err = tp.ProcessTxs(coordIdxs, l1UserTxs, blocks[1].Rollup.Batches[0].L1CoordinatorTxs, l2Txs)
+	ptOut, err = tp.ProcessTxs(coordIdxs, l1UserTxs,
+		blocks[1].Rollup.Batches[0].L1CoordinatorTxs, l2Txs)
 	require.NoError(t, err)
 
 	sendProofAndCheckResp(t, ptOut.ZKInputs)
@@ -290,7 +293,8 @@ func TestZKInputs6(t *testing.T) {
 	l1UserTxs = til.L1TxsToCommonL1Txs(tc.Queues[*blocks[1].Rollup.Batches[1].Batch.ForgeL1TxsNum])
 	l2Txs = []common.PoolL2Tx{}
 	coordIdxs = []common.Idx{}
-	ptOut, err = tp.ProcessTxs(coordIdxs, l1UserTxs, blocks[1].Rollup.Batches[1].L1CoordinatorTxs, l2Txs)
+	ptOut, err = tp.ProcessTxs(coordIdxs, l1UserTxs,
+		blocks[1].Rollup.Batches[1].L1CoordinatorTxs, l2Txs)
 	require.NoError(t, err)
 
 	sendProofAndCheckResp(t, ptOut.ZKInputs)

txprocessor/txprocessor.go

@@ -66,10 +66,12 @@ type ProcessTxOutput struct {
 func newErrorNotEnoughBalance(tx common.Tx) error {
 	var msg error
 	if tx.IsL1 {
-		msg = fmt.Errorf("Invalid transaction, not enough balance on sender account. TxID: %s, TxType: %s, FromIdx: %d, ToIdx: %d, Amount: %d",
+		msg = fmt.Errorf("Invalid transaction, not enough balance on sender account. "+
+			"TxID: %s, TxType: %s, FromIdx: %d, ToIdx: %d, Amount: %d",
 			tx.TxID, tx.Type, tx.FromIdx, tx.ToIdx, tx.Amount)
 	} else {
-		msg = fmt.Errorf("Invalid transaction, not enough balance on sender account. TxID: %s, TxType: %s, FromIdx: %d, ToIdx: %d, Amount: %d, Fee: %d",
+		msg = fmt.Errorf("Invalid transaction, not enough balance on sender account. "+
+			"TxID: %s, TxType: %s, FromIdx: %d, ToIdx: %d, Amount: %d, Fee: %d",
 			tx.TxID, tx.Type, tx.FromIdx, tx.ToIdx, tx.Amount, tx.Fee)
 	}
 	return tracerr.Wrap(msg)
@@ -116,21 +118,28 @@ func (tp *TxProcessor) ProcessTxs(coordIdxs []common.Idx, l1usertxs, l1coordinat
 	var createdAccounts []common.Account
 
 	if tp.zki != nil {
-		return nil, tracerr.Wrap(errors.New("Expected StateDB.zki==nil, something went wrong and it's not empty"))
+		return nil, tracerr.Wrap(
+			errors.New("Expected StateDB.zki==nil, something went wrong and it's not empty"))
 	}
 	defer tp.resetZKInputs()
 
 	if len(coordIdxs) >= int(tp.config.MaxFeeTx) {
-		return nil, tracerr.Wrap(fmt.Errorf("CoordIdxs (%d) length must be smaller than MaxFeeTx (%d)", len(coordIdxs), tp.config.MaxFeeTx))
+		return nil, tracerr.Wrap(
+			fmt.Errorf("CoordIdxs (%d) length must be smaller than MaxFeeTx (%d)",
+				len(coordIdxs), tp.config.MaxFeeTx))
 	}
 
 	nTx := len(l1usertxs) + len(l1coordinatortxs) + len(l2txs)
 
 	if nTx > int(tp.config.MaxTx) {
-		return nil, tracerr.Wrap(fmt.Errorf("L1UserTx + L1CoordinatorTx + L2Tx (%d) can not be bigger than MaxTx (%d)", nTx, tp.config.MaxTx))
+		return nil, tracerr.Wrap(
+			fmt.Errorf("L1UserTx + L1CoordinatorTx + L2Tx (%d) can not be bigger than MaxTx (%d)",
+				nTx, tp.config.MaxTx))
 	}
 	if len(l1usertxs)+len(l1coordinatortxs) > int(tp.config.MaxL1Tx) {
-		return nil, tracerr.Wrap(fmt.Errorf("L1UserTx + L1CoordinatorTx (%d) can not be bigger than MaxL1Tx (%d)", len(l1usertxs)+len(l1coordinatortxs), tp.config.MaxTx))
+		return nil,
+			tracerr.Wrap(fmt.Errorf("L1UserTx + L1CoordinatorTx (%d) can not be bigger than MaxL1Tx (%d)",
+				len(l1usertxs)+len(l1coordinatortxs), tp.config.MaxTx))
 	}
 
 	if tp.s.Type() == statedb.TypeSynchronizer {
@@ -377,7 +386,8 @@ func (tp *TxProcessor) ProcessTxs(coordIdxs []common.Idx, l1usertxs, l1coordinat
 		// works)
 		accCoord, err := tp.s.GetAccount(idx)
 		if err != nil {
-			log.Errorw("Can not distribute accumulated fees to coordinator account: No coord Idx to receive fee", "idx", idx)
+			log.Errorw("Can not distribute accumulated fees to coordinator account: "+
+				"No coord Idx to receive fee", "idx", idx)
 			return nil, tracerr.Wrap(err)
 		}
 		if tp.zki != nil {
@@ -483,7 +493,8 @@ func (tp *TxProcessor) getFeePlanTokens(coordIdxs []common.Idx) ([]*big.Int, err
 	for i := 0; i < len(coordIdxs); i++ {
 		acc, err := tp.s.GetAccount(coordIdxs[i])
 		if err != nil {
-			log.Errorf("could not get account to determine TokenID of CoordIdx %d not found: %s", coordIdxs[i], err.Error())
+			log.Errorf("could not get account to determine TokenID of CoordIdx %d not found: %s",
+				coordIdxs[i], err.Error())
 			return nil, tracerr.Wrap(err)
 		}
 		tBI = append(tBI, acc.TokenID.BigInt())
@@ -642,7 +653,8 @@ func (tp *TxProcessor) ProcessL2Tx(coordIdxsMap map[common.TokenID]common.Idx,
 		if tp.s.Type() == statedb.TypeSynchronizer {
 			// thisTypeould never be reached
 			log.Error("WARNING: In StateDB with Synchronizer mode L2.ToIdx can't be 0")
-			return nil, nil, false, tracerr.Wrap(fmt.Errorf("In StateDB with Synchronizer mode L2.ToIdx can't be 0"))
+			return nil, nil, false,
+				tracerr.Wrap(fmt.Errorf("In StateDB with Synchronizer mode L2.ToIdx can't be 0"))
 		}
 		// case when tx.Type== common.TxTypeTransferToEthAddr or common.TxTypeTransferToBJJ
 
@@ -730,7 +742,8 @@ func (tp *TxProcessor) ProcessL2Tx(coordIdxsMap map[common.TokenID]common.Idx,
 		}
 	case common.TxTypeExit:
 		// execute exit flow
-		exitAccount, newExit, err := tp.applyExit(coordIdxsMap, collectedFees, exitTree, tx.Tx(), tx.Amount)
+		exitAccount, newExit, err := tp.applyExit(coordIdxsMap, collectedFees, exitTree,
+			tx.Tx(), tx.Amount)
 		if err != nil {
 			log.Error(err)
 			return nil, nil, false, tracerr.Wrap(err)
@@ -790,7 +803,8 @@ func (tp *TxProcessor) applyCreateAccount(tx *common.L1Tx) error {
 // createAccount is a wrapper over the StateDB.CreateAccount method that also
 // stores the created account in the updatedAccounts map in case the StateDB is
 // of TypeSynchronizer
-func (tp *TxProcessor) createAccount(idx common.Idx, account *common.Account) (*merkletree.CircomProcessorProof, error) {
+func (tp *TxProcessor) createAccount(idx common.Idx, account *common.Account) (
+	*merkletree.CircomProcessorProof, error) {
 	if tp.s.Type() == statedb.TypeSynchronizer {
 		account.Idx = idx
 		tp.updatedAccounts[idx] = account
@@ -801,7 +815,8 @@ func (tp *TxProcessor) createAccount(idx common.Idx, account *common.Account) (*
 // updateAccount is a wrapper over the StateDB.UpdateAccount method that also
 // stores the updated account in the updatedAccounts map in case the StateDB is
 // of TypeSynchronizer
-func (tp *TxProcessor) updateAccount(idx common.Idx, account *common.Account) (*merkletree.CircomProcessorProof, error) {
+func (tp *TxProcessor) updateAccount(idx common.Idx, account *common.Account) (
+	*merkletree.CircomProcessorProof, error) {
 	if tp.s.Type() == statedb.TypeSynchronizer {
 		account.Idx = idx
 		tp.updatedAccounts[idx] = account
@@ -937,7 +952,9 @@ func (tp *TxProcessor) applyTransfer(coordIdxsMap map[common.TokenID]common.Idx,
 		if _, ok := coordIdxsMap[accSender.TokenID]; ok {
 			accCoord, err := tp.s.GetAccount(coordIdxsMap[accSender.TokenID])
 			if err != nil {
-				return tracerr.Wrap(fmt.Errorf("Can not use CoordIdx that does not exist in the tree. TokenID: %d, CoordIdx: %d", accSender.TokenID, coordIdxsMap[accSender.TokenID]))
+				return tracerr.Wrap(
+					fmt.Errorf("Can not use CoordIdx that does not exist in the tree. TokenID: %d, CoordIdx: %d",
+						accSender.TokenID, coordIdxsMap[accSender.TokenID]))
 			}
 			// accumulate the fee for the Coord account
 			accumulated := tp.AccumulatedFees[accCoord.Idx]
@@ -1141,7 +1158,9 @@ func (tp *TxProcessor) applyExit(coordIdxsMap map[common.TokenID]common.Idx,
 		if _, ok := coordIdxsMap[acc.TokenID]; ok {
 			accCoord, err := tp.s.GetAccount(coordIdxsMap[acc.TokenID])
 			if err != nil {
-				return nil, false, tracerr.Wrap(fmt.Errorf("Can not use CoordIdx that does not exist in the tree. TokenID: %d, CoordIdx: %d", acc.TokenID, coordIdxsMap[acc.TokenID]))
+				return nil, false, tracerr.Wrap(
+					fmt.Errorf("Can not use CoordIdx that does not exist in the tree. TokenID: %d, CoordIdx: %d",
+						acc.TokenID, coordIdxsMap[acc.TokenID]))
 			}
 
 			// accumulate the fee for the Coord account
@@ -1301,13 +1320,15 @@ func (tp *TxProcessor) computeEffectiveAmounts(tx *common.L1Tx) {
 		// check if tx.TokenID==receiver.TokenID
 		accReceiver, err := tp.s.GetAccount(tx.ToIdx)
 		if err != nil {
-			log.Debugf("EffectiveAmount & EffectiveDepositAmount = 0: can not get account for tx.ToIdx: %d", tx.ToIdx)
+			log.Debugf("EffectiveAmount & EffectiveDepositAmount = 0: can not get account for tx.ToIdx: %d",
+				tx.ToIdx)
 			tx.EffectiveDepositAmount = big.NewInt(0)
 			tx.EffectiveAmount = big.NewInt(0)
 			return
 		}
 		if tx.TokenID != accReceiver.TokenID {
-			log.Debugf("EffectiveAmount = 0: tx TokenID (%d) != receiver account TokenID (%d)", tx.TokenID, accReceiver.TokenID)
+			log.Debugf("EffectiveAmount = 0: tx TokenID (%d) != receiver account TokenID (%d)",
+				tx.TokenID, accReceiver.TokenID)
 			tx.EffectiveAmount = big.NewInt(0)
 			return
 		}
@@ -1316,7 +1337,8 @@ func (tp *TxProcessor) computeEffectiveAmounts(tx *common.L1Tx) {
 
 	accSender, err := tp.s.GetAccount(tx.FromIdx)
 	if err != nil {
-		log.Debugf("EffectiveAmount & EffectiveDepositAmount = 0: can not get account for tx.FromIdx: %d", tx.FromIdx)
+		log.Debugf("EffectiveAmount & EffectiveDepositAmount = 0: can not get account for tx.FromIdx: %d",
+			tx.FromIdx)
 		tx.EffectiveDepositAmount = big.NewInt(0)
 		tx.EffectiveAmount = big.NewInt(0)
 		return
@@ -1324,7 +1346,9 @@ func (tp *TxProcessor) computeEffectiveAmounts(tx *common.L1Tx) {
 
 	// check that tx.TokenID corresponds to the Sender account TokenID
 	if tx.TokenID != accSender.TokenID {
-		log.Debugf("EffectiveAmount & EffectiveDepositAmount = 0: tx.TokenID (%d) !=sender account TokenID (%d)", tx.TokenID, accSender.TokenID)
+		log.Debugf("EffectiveAmount & EffectiveDepositAmount = 0: "+
+			"tx.TokenID (%d) !=sender account TokenID (%d)",
+			tx.TokenID, accSender.TokenID)
 		tx.EffectiveDepositAmount = big.NewInt(0)
 		tx.EffectiveAmount = big.NewInt(0)
 		return
@@ -1345,7 +1369,9 @@ func (tp *TxProcessor) computeEffectiveAmounts(tx *common.L1Tx) {
 	// check that the tx.FromEthAddr is the same than the EthAddress of the
 	// Sender
 	if !bytes.Equal(tx.FromEthAddr.Bytes(), accSender.EthAddr.Bytes()) {
-		log.Debugf("EffectiveAmount = 0: tx.FromEthAddr (%s) must be the same EthAddr of the sender account by the Idx (%s)", tx.FromEthAddr.Hex(), accSender.EthAddr.Hex())
+		log.Debugf("EffectiveAmount = 0: tx.FromEthAddr (%s) must be the same EthAddr of "+
+			"the sender account by the Idx (%s)",
+			tx.FromEthAddr.Hex(), accSender.EthAddr.Hex())
 		tx.EffectiveAmount = big.NewInt(0)
 	}
 
@@ -1357,18 +1383,22 @@ func (tp *TxProcessor) computeEffectiveAmounts(tx *common.L1Tx) {
 	// check that TokenID is the same for Sender & Receiver account
 	accReceiver, err := tp.s.GetAccount(tx.ToIdx)
 	if err != nil {
-		log.Debugf("EffectiveAmount & EffectiveDepositAmount = 0: can not get account for tx.ToIdx: %d", tx.ToIdx)
+		log.Debugf("EffectiveAmount & EffectiveDepositAmount = 0: can not get account for tx.ToIdx: %d",
+			tx.ToIdx)
 		tx.EffectiveDepositAmount = big.NewInt(0)
 		tx.EffectiveAmount = big.NewInt(0)
 		return
 	}
 	if accSender.TokenID != accReceiver.TokenID {
-		log.Debugf("EffectiveAmount = 0: sender account TokenID (%d) != receiver account TokenID (%d)", accSender.TokenID, accReceiver.TokenID)
+		log.Debugf("EffectiveAmount = 0: sender account TokenID (%d) != receiver account TokenID (%d)",
+			accSender.TokenID, accReceiver.TokenID)
 		tx.EffectiveAmount = big.NewInt(0)
 		return
 	}
 	if tx.TokenID != accReceiver.TokenID {
-		log.Debugf("EffectiveAmount & EffectiveDepositAmount = 0: tx TokenID (%d) != receiver account TokenID (%d)", tx.TokenID, accReceiver.TokenID)
+		log.Debugf("EffectiveAmount & EffectiveDepositAmount = 0: "+
+			"tx TokenID (%d) != receiver account TokenID (%d)",
+			tx.TokenID, accReceiver.TokenID)
 		tx.EffectiveAmount = big.NewInt(0)
 		return
 	}

txprocessor/txprocessor_test.go

@@ -17,7 +17,8 @@ import (
 	"github.com/stretchr/testify/require"
 )
 
-func checkBalance(t *testing.T, tc *til.Context, sdb *statedb.StateDB, username string, tokenid int, expected string) {
+func checkBalance(t *testing.T, tc *til.Context, sdb *statedb.StateDB, username string,
+	tokenid int, expected string) {
 	idx := tc.Users[username].Accounts[common.TokenID(tokenid)].Idx
 	acc, err := sdb.GetAccount(idx)
 	require.NoError(t, err)
@@ -249,7 +250,9 @@ func TestProcessTxsBalances(t *testing.T) {
 	_, err = tp.ProcessTxs(nil, l1UserTxs, blocks[0].Rollup.Batches[2].L1CoordinatorTxs, l2Txs)
 	require.NoError(t, err)
 	checkBalance(t, tc, sdb, "A", 0, "500")
-	assert.Equal(t, "13644148972047617726265275926674266298636745191961029124811988256139761111521", tp.s.MT.Root().BigInt().String())
+	assert.Equal(t,
+		"13644148972047617726265275926674266298636745191961029124811988256139761111521",
+		tp.s.MT.Root().BigInt().String())
 
 	log.Debug("block:0 batch:4")
 	l1UserTxs = til.L1TxsToCommonL1Txs(tc.Queues[*blocks[0].Rollup.Batches[3].Batch.ForgeL1TxsNum])
@@ -258,7 +261,9 @@ func TestProcessTxsBalances(t *testing.T) {
 	require.NoError(t, err)
 	checkBalance(t, tc, sdb, "A", 0, "500")
 	checkBalance(t, tc, sdb, "A", 1, "500")
-	assert.Equal(t, "12433441613247342495680642890662773367605896324555599297255745922589338651261", tp.s.MT.Root().BigInt().String())
+	assert.Equal(t,
+		"12433441613247342495680642890662773367605896324555599297255745922589338651261",
+		tp.s.MT.Root().BigInt().String())
 
 	log.Debug("block:0 batch:5")
 	l1UserTxs = til.L1TxsToCommonL1Txs(tc.Queues[*blocks[0].Rollup.Batches[4].Batch.ForgeL1TxsNum])
@@ -267,7 +272,9 @@ func TestProcessTxsBalances(t *testing.T) {
 	require.NoError(t, err)
 	checkBalance(t, tc, sdb, "A", 0, "500")
 	checkBalance(t, tc, sdb, "A", 1, "500")
-	assert.Equal(t, "12433441613247342495680642890662773367605896324555599297255745922589338651261", tp.s.MT.Root().BigInt().String())
+	assert.Equal(t,
+		"12433441613247342495680642890662773367605896324555599297255745922589338651261",
+		tp.s.MT.Root().BigInt().String())
 
 	log.Debug("block:0 batch:6")
 	l1UserTxs = til.L1TxsToCommonL1Txs(tc.Queues[*blocks[0].Rollup.Batches[5].Batch.ForgeL1TxsNum])
@@ -277,7 +284,9 @@ func TestProcessTxsBalances(t *testing.T) {
 	checkBalance(t, tc, sdb, "A", 0, "600")
 	checkBalance(t, tc, sdb, "A", 1, "500")
 	checkBalance(t, tc, sdb, "B", 0, "400")
-	assert.Equal(t, "4191361650490017591061467288209836928064232431729236465872209988325272262963", tp.s.MT.Root().BigInt().String())
+	assert.Equal(t,
+		"4191361650490017591061467288209836928064232431729236465872209988325272262963",
+		tp.s.MT.Root().BigInt().String())
 
 	coordIdxs := []common.Idx{261, 262}
 	log.Debug("block:0 batch:7")
@@ -293,7 +302,9 @@ func TestProcessTxsBalances(t *testing.T) {
 	checkBalance(t, tc, sdb, "B", 1, "200")
 	checkBalance(t, tc, sdb, "C", 0, "100")
 	checkBalance(t, tc, sdb, "D", 0, "800")
-	assert.Equal(t, "7614010373759339299470010949167613050707822522530721724565424494781010548240", tp.s.MT.Root().BigInt().String())
+	assert.Equal(t,
+		"7614010373759339299470010949167613050707822522530721724565424494781010548240",
+		tp.s.MT.Root().BigInt().String())
 
 	log.Debug("block:0 batch:8")
 	l1UserTxs = til.L1TxsToCommonL1Txs(tc.Queues[*blocks[0].Rollup.Batches[7].Batch.ForgeL1TxsNum])
@@ -309,7 +320,9 @@ func TestProcessTxsBalances(t *testing.T) {
 	checkBalance(t, tc, sdb, "C", 0, "45")
 	checkBalance(t, tc, sdb, "C", 1, "100")
 	checkBalance(t, tc, sdb, "D", 0, "800")
-	assert.Equal(t, "21231789250434471575486264439945776732824482207853465397552873521865656677689", tp.s.MT.Root().BigInt().String())
+	assert.Equal(t,
+		"21231789250434471575486264439945776732824482207853465397552873521865656677689",
+		tp.s.MT.Root().BigInt().String())
 
 	coordIdxs = []common.Idx{262}
 	log.Debug("block:1 batch:1")
@@ -326,7 +339,9 @@ func TestProcessTxsBalances(t *testing.T) {
 	checkBalance(t, tc, sdb, "C", 0, "845")
 	checkBalance(t, tc, sdb, "C", 1, "100")
 	checkBalance(t, tc, sdb, "D", 0, "470")
-	assert.Equal(t, "11289313644810782435120113035387729451095637380468777086895109386127538554246", tp.s.MT.Root().BigInt().String())
+	assert.Equal(t,
+		"11289313644810782435120113035387729451095637380468777086895109386127538554246",
+		tp.s.MT.Root().BigInt().String())
 
 	coordIdxs = []common.Idx{}
 	log.Debug("block:1 batch:2")
@@ -334,7 +349,9 @@ func TestProcessTxsBalances(t *testing.T) {
 	l2Txs = common.L2TxsToPoolL2Txs(blocks[1].Rollup.Batches[1].L2Txs)
 	_, err = tp.ProcessTxs(coordIdxs, l1UserTxs, blocks[1].Rollup.Batches[1].L1CoordinatorTxs, l2Txs)
 	require.NoError(t, err)
-	assert.Equal(t, "10342681351319338354912862547249967104198317571995055517008223832276478908482", tp.s.MT.Root().BigInt().String())
+	assert.Equal(t,
+		"10342681351319338354912862547249967104198317571995055517008223832276478908482",
+		tp.s.MT.Root().BigInt().String())
 
 	// use Set of PoolL2 txs
 	poolL2Txs, err := tc.GeneratePoolL2Txs(txsets.SetPoolL2MinimumFlow1)
@@ -446,8 +463,8 @@ func TestProcessTxsSynchronizer(t *testing.T) {
 	assert.Equal(t, common.Nonce(5), l2Txs[0].Nonce)
 	assert.Equal(t, common.Nonce(6), l2Txs[1].Nonce)
 	assert.Equal(t, common.Nonce(7), l2Txs[2].Nonce)
-
+	// the 'ForceExit(1)' is not computed yet, as the batch is without L1UserTxs
-	assert.Equal(t, 4, len(ptOut.ExitInfos)) // the 'ForceExit(1)' is not computed yet, as the batch is without L1UserTxs
+	assert.Equal(t, 4, len(ptOut.ExitInfos))
 	assert.Equal(t, 1, len(ptOut.CreatedAccounts))
 	assert.Equal(t, 4, len(ptOut.CollectedFees))
 	assert.Equal(t, "0", ptOut.CollectedFees[common.TokenID(0)].String())
@@ -463,8 +480,10 @@ func TestProcessTxsSynchronizer(t *testing.T) {
 	ptOut, err = tp.ProcessTxs(coordIdxs, blocks[1].Rollup.L1UserTxs,
 		blocks[1].Rollup.Batches[1].L1CoordinatorTxs, l2Txs)
 	require.NoError(t, err)
-
+	// 1, as previous batch was without L1UserTxs, and has pending the
-	assert.Equal(t, 1, len(ptOut.ExitInfos)) // 1, as previous batch was without L1UserTxs, and has pending the 'ForceExit(1) A: 5', and the 2 exit transactions get grouped under 1 ExitInfo
+	// 'ForceExit(1) A: 5', and the 2 exit transactions get grouped under 1
+	// ExitInfo
+	assert.Equal(t, 1, len(ptOut.ExitInfos))
 	assert.Equal(t, 1, len(ptOut.CreatedAccounts))
 	assert.Equal(t, 4, len(ptOut.CollectedFees))
 	assert.Equal(t, "0", ptOut.CollectedFees[common.TokenID(0)].String())
@@ -526,7 +545,8 @@ func TestProcessTxsBatchBuilder(t *testing.T) {
 
 	log.Debug("block:0 batch:2")
 	l2Txs := common.L2TxsToPoolL2Txs(blocks[0].Rollup.Batches[1].L2Txs)
-	ptOut, err = tp.ProcessTxs(coordIdxs, blocks[0].Rollup.L1UserTxs, blocks[0].Rollup.Batches[1].L1CoordinatorTxs, l2Txs)
+	ptOut, err = tp.ProcessTxs(coordIdxs, blocks[0].Rollup.L1UserTxs,
+		blocks[0].Rollup.Batches[1].L1CoordinatorTxs, l2Txs)
 	require.NoError(t, err)
 	assert.Equal(t, 0, len(ptOut.ExitInfos))
 	assert.Equal(t, 0, len(ptOut.CreatedAccounts))
@@ -554,7 +574,8 @@ func TestProcessTxsBatchBuilder(t *testing.T) {
 
 	log.Debug("block:1 batch:2")
 	l2Txs = common.L2TxsToPoolL2Txs(blocks[1].Rollup.Batches[1].L2Txs)
-	_, err = tp.ProcessTxs(coordIdxs, blocks[1].Rollup.L1UserTxs, blocks[1].Rollup.Batches[1].L1CoordinatorTxs, l2Txs)
+	_, err = tp.ProcessTxs(coordIdxs, blocks[1].Rollup.L1UserTxs,
+		blocks[1].Rollup.Batches[1].L1CoordinatorTxs, l2Txs)
 	require.NoError(t, err)
 	acc, err = sdb.GetAccount(idxA1)
 	assert.NoError(t, err)
@@ -575,7 +596,9 @@ func TestProcessTxsBatchBuilder(t *testing.T) {
 	assert.Equal(t, common.TokenID(1), acc.TokenID)
 	assert.Equal(t, "2", acc.Balance.String())
 
-	assert.Equal(t, "18894163991492573893706613133132363559300580460789469708968288074813925659539", sdb.MT.Root().BigInt().String())
+	assert.Equal(t,
+		"18894163991492573893706613133132363559300580460789469708968288074813925659539",
+		sdb.MT.Root().BigInt().String())
 }
 
 func TestProcessTxsRootTestVectors(t *testing.T) {
@@ -588,7 +611,8 @@ func TestProcessTxsRootTestVectors(t *testing.T) {
 	assert.NoError(t, err)
 
 	// same values than in the js test
-	bjj0, err := common.BJJFromStringWithChecksum("21b0a1688b37f77b1d1d5539ec3b826db5ac78b2513f574a04c50a7d4f8246d7")
+	bjj0, err := common.BJJFromStringWithChecksum(
+		"21b0a1688b37f77b1d1d5539ec3b826db5ac78b2513f574a04c50a7d4f8246d7")
 	assert.NoError(t, err)
 	l1Txs := []common.L1Tx{
 		{
@@ -626,7 +650,9 @@ func TestProcessTxsRootTestVectors(t *testing.T) {
 	tp := NewTxProcessor(sdb, config)
 	_, err = tp.ProcessTxs(nil, l1Txs, nil, l2Txs)
 	require.NoError(t, err)
-	assert.Equal(t, "9827704113668630072730115158977131501210702363656902211840117643154933433410", sdb.MT.Root().BigInt().String())
+	assert.Equal(t,
+		"9827704113668630072730115158977131501210702363656902211840117643154933433410",
+		sdb.MT.Root().BigInt().String())
 }
 
 func TestCreateAccountDepositMaxValue(t *testing.T) {
@@ -699,7 +725,8 @@ func TestCreateAccountDepositMaxValue(t *testing.T) {
 	assert.Equal(t, daMax1BI, acc.Balance)
 }
 
-func initTestMultipleCoordIdxForTokenID(t *testing.T) (*TxProcessor, *til.Context, []common.BlockData) {
+func initTestMultipleCoordIdxForTokenID(t *testing.T) (*TxProcessor, *til.Context,
+	[]common.BlockData) {
 	dir, err := ioutil.TempDir("", "tmpdb")
 	require.NoError(t, err)
 	defer assert.NoError(t, os.RemoveAll(dir))
@@ -1049,13 +1076,17 @@ func TestExitOf0Amount(t *testing.T) {
 	// process Batch4:
 	ptOut, err := tp.ProcessTxs(nil, blocks[0].Rollup.Batches[3].L1UserTxs, nil, nil)
 	require.NoError(t, err)
-	assert.Equal(t, "14329759303391468223438874789317921522067594445474390443816827472846339238908", ptOut.ZKInputs.Metadata.NewExitRootRaw.BigInt().String())
+	assert.Equal(t,
+		"14329759303391468223438874789317921522067594445474390443816827472846339238908",
+		ptOut.ZKInputs.Metadata.NewExitRootRaw.BigInt().String())
 	exitRootBatch4 := ptOut.ZKInputs.Metadata.NewExitRootRaw.BigInt().String()
 
 	// process Batch6:
 	ptOut, err = tp.ProcessTxs(nil, blocks[0].Rollup.Batches[5].L1UserTxs, nil, nil)
 	require.NoError(t, err)
-	assert.Equal(t, "14329759303391468223438874789317921522067594445474390443816827472846339238908", ptOut.ZKInputs.Metadata.NewExitRootRaw.BigInt().String())
+	assert.Equal(t,
+		"14329759303391468223438874789317921522067594445474390443816827472846339238908",
+		ptOut.ZKInputs.Metadata.NewExitRootRaw.BigInt().String())
 	// Expect that the ExitRoot for the Batch6 will be equal than for the
 	// Batch4, as the Batch4 & Batch6 have the same tx with Exit Amount=10,
 	// and Batch4 has a 2nd tx with Exit Amount=0.

txprocessor/utils.go

@@ -23,7 +23,7 @@ func BJJCompressedTo256BigInts(pkComp babyjub.PublicKeyComp) [256]*big.Int {
 	b := pkComp[:]
 
 	for i := 0; i < 256; i++ {
-		if b[i/8]&(1<<(i%8)) == 0 {
+		if b[i/8]&(1<<(i%8)) == 0 { //nolint:gomnd
 			r[i] = big.NewInt(0)
 		} else {
 			r[i] = big.NewInt(1)
@@ -36,8 +36,8 @@ func BJJCompressedTo256BigInts(pkComp babyjub.PublicKeyComp) [256]*big.Int {
 // formatAccumulatedFees returns an array of [nFeeAccounts]*big.Int containing
 // the balance of each FeeAccount, taken from the 'collectedFees' map, in the
 // order of the 'orderTokenIDs'
-// func formatAccumulatedFees(collectedFees map[common.TokenID]*big.Int, orderTokenIDs []*big.Int) []*big.Int {
+func formatAccumulatedFees(collectedFees map[common.TokenID]*big.Int, orderTokenIDs []*big.Int,
-func formatAccumulatedFees(collectedFees map[common.TokenID]*big.Int, orderTokenIDs []*big.Int, coordIdxs []common.Idx) []*big.Int {
+	coordIdxs []common.Idx) []*big.Int {
 	accFeeOut := make([]*big.Int, len(orderTokenIDs))
 	for i := 0; i < len(accFeeOut); i++ {
 		accFeeOut[i] = big.NewInt(0)

txselector/txselector.go

@@ -447,7 +447,8 @@ func (txsel *TxSelector) getL1L2TxSelection(selectionConfig *SelectionConfig,
 			// send the fee to the Idx of the Coordinator for the TokenID
 			accCoord, err := txsel.localAccountsDB.GetAccount(idx)
 			if err != nil {
-				log.Errorw("Can not distribute accumulated fees to coordinator account: No coord Idx to receive fee", "idx", idx)
+				log.Errorw("Can not distribute accumulated fees to coordinator "+
+					"account: No coord Idx to receive fee", "idx", idx)
 				return nil, nil, nil, nil, nil, nil, tracerr.Wrap(err)
 			}
 			accCoord.Balance = new(big.Int).Add(accCoord.Balance, accumulatedFee)
@@ -511,14 +512,19 @@ func (txsel *TxSelector) processTxToEthAddrBJJ(validTxs []common.PoolL2Tx,
 			accAuth, err = txsel.l2db.GetAccountCreationAuth(l2Tx.ToEthAddr)
 			if err != nil {
 				// not found, l2Tx will not be added in the selection
-				return nil, nil, nil, tracerr.Wrap(fmt.Errorf("invalid L2Tx: ToIdx not found in StateDB, neither ToEthAddr found in AccountCreationAuths L2DB. ToIdx: %d, ToEthAddr: %s",
+				return nil, nil, nil,
-					l2Tx.ToIdx, l2Tx.ToEthAddr.Hex()))
+					tracerr.Wrap(fmt.Errorf("invalid L2Tx: ToIdx not found "+
+						"in StateDB, neither ToEthAddr found in AccountCreationAuths L2DB. ToIdx: %d, ToEthAddr: %s",
+						l2Tx.ToIdx, l2Tx.ToEthAddr.Hex()))
 			}
 			if accAuth.BJJ != l2Tx.ToBJJ {
 				// if AccountCreationAuth.BJJ is not the same
 				// than in the tx, tx is not accepted
-				return nil, nil, nil, tracerr.Wrap(fmt.Errorf("invalid L2Tx: ToIdx not found in StateDB, neither ToEthAddr & ToBJJ found in AccountCreationAuths L2DB. ToIdx: %d, ToEthAddr: %s, ToBJJ: %s",
+				return nil, nil, nil,
-					l2Tx.ToIdx, l2Tx.ToEthAddr.Hex(), l2Tx.ToBJJ.String()))
+					tracerr.Wrap(fmt.Errorf("invalid L2Tx: ToIdx not found in StateDB, "+
+						"neither ToEthAddr & ToBJJ found in AccountCreationAuths L2DB. "+
+						"ToIdx: %d, ToEthAddr: %s, ToBJJ: %s",
+						l2Tx.ToIdx, l2Tx.ToEthAddr.Hex(), l2Tx.ToBJJ.String()))
 			}
 		} else {
 			// case: ToBJJ==0:
@@ -534,8 +540,11 @@ func (txsel *TxSelector) processTxToEthAddrBJJ(validTxs []common.PoolL2Tx,
 			accAuth, err = txsel.l2db.GetAccountCreationAuth(l2Tx.ToEthAddr)
 			if err != nil {
 				// not found, l2Tx will not be added in the selection
-				return nil, nil, nil, tracerr.Wrap(fmt.Errorf("invalid L2Tx: ToIdx not found in StateDB, neither ToEthAddr found in AccountCreationAuths L2DB. ToIdx: %d, ToEthAddr: %s",
+				return nil, nil, nil,
-					l2Tx.ToIdx, l2Tx.ToEthAddr))
+					tracerr.Wrap(fmt.Errorf("invalid L2Tx: ToIdx not found in "+
+						"StateDB, neither ToEthAddr found in "+
+						"AccountCreationAuths L2DB. ToIdx: %d, ToEthAddr: %s",
+						l2Tx.ToIdx, l2Tx.ToEthAddr))
 			}
 		}
 		// create L1CoordinatorTx for the accountCreation

txselector/txselector_test.go

@@ -25,7 +25,8 @@ import (
 	"github.com/stretchr/testify/require"
 )
 
-func initTest(t *testing.T, chainID uint16, hermezContractAddr ethCommon.Address, coordUser *til.User) *TxSelector {
+func initTest(t *testing.T, chainID uint16, hermezContractAddr ethCommon.Address,
+	coordUser *til.User) *TxSelector {
 	pass := os.Getenv("POSTGRES_PASS")
 	db, err := dbUtils.InitSQLDB(5432, "localhost", "hermez", pass, "hermez")
 	require.NoError(t, err)
@@ -67,7 +68,8 @@ func initTest(t *testing.T, chainID uint16, hermezContractAddr ethCommon.Address
 	return txsel
 }
 
-func addAccCreationAuth(t *testing.T, tc *til.Context, txsel *TxSelector, chainID uint16, hermezContractAddr ethCommon.Address, username string) []byte {
+func addAccCreationAuth(t *testing.T, tc *til.Context, txsel *TxSelector, chainID uint16,
+	hermezContractAddr ethCommon.Address, username string) []byte {
 	user := tc.Users[username]
 	auth := &common.AccountCreationAuth{
 		EthAddr: user.Addr,
@@ -113,13 +115,15 @@ func addTokens(t *testing.T, tc *til.Context, db *sqlx.DB) {
 	assert.NoError(t, hdb.AddTokens(tokens))
 }
 
-func checkBalance(t *testing.T, tc *til.Context, txsel *TxSelector, username string, tokenid int, expected string) {
+func checkBalance(t *testing.T, tc *til.Context, txsel *TxSelector, username string,
+	tokenid int, expected string) {
 	// Accounts.Idx does not match with the TxSelector tests as we are not
 	// using the Til L1CoordinatorTxs (as are generated by the TxSelector
 	// itself when processing the txs, so the Idxs does not match the Til
 	// idxs). But the Idx is obtained through StateDB.GetIdxByEthAddrBJJ
 	user := tc.Users[username]
-	idx, err := txsel.localAccountsDB.GetIdxByEthAddrBJJ(user.Addr, user.BJJ.Public().Compress(), common.TokenID(tokenid))
+	idx, err := txsel.localAccountsDB.GetIdxByEthAddrBJJ(user.Addr, user.BJJ.Public().Compress(),
+		common.TokenID(tokenid))
 	require.NoError(t, err)
 	checkBalanceByIdx(t, txsel, idx, expected)
 }
@@ -133,7 +137,8 @@ func checkBalanceByIdx(t *testing.T, txsel *TxSelector, idx common.Idx, expected
 // checkSortedByNonce takes as input testAccNonces map, and the array of
 // common.PoolL2Txs, and checks if the nonces correspond to the accumulated
 // values of the map. Also increases the Nonces computed on the map.
-func checkSortedByNonce(t *testing.T, testAccNonces map[common.Idx]common.Nonce, txs []common.PoolL2Tx) {
+func checkSortedByNonce(t *testing.T, testAccNonces map[common.Idx]common.Nonce,
+	txs []common.PoolL2Tx) {
 	for _, tx := range txs {
 		assert.True(t, testAccNonces[tx.FromIdx] == tx.Nonce,
 			fmt.Sprintf("Idx: %d, expected: %d, tx.Nonce: %d",
@@ -178,7 +183,8 @@ func TestGetL2TxSelectionMinimumFlow0(t *testing.T) {
 
 	log.Debug("block:0 batch:1")
 	l1UserTxs := []common.L1Tx{}
-	_, _, oL1UserTxs, oL1CoordTxs, oL2Txs, _, err := txsel.GetL1L2TxSelection(selectionConfig, l1UserTxs)
+	_, _, oL1UserTxs, oL1CoordTxs, oL2Txs, _, err :=
+		txsel.GetL1L2TxSelection(selectionConfig, l1UserTxs)
 	require.NoError(t, err)
 	assert.Equal(t, 0, len(oL1UserTxs))
 	assert.Equal(t, 0, len(oL1CoordTxs))
@@ -188,7 +194,8 @@ func TestGetL2TxSelectionMinimumFlow0(t *testing.T) {
 
 	log.Debug("block:0 batch:2")
 	l1UserTxs = []common.L1Tx{}
-	_, _, oL1UserTxs, oL1CoordTxs, oL2Txs, _, err = txsel.GetL1L2TxSelection(selectionConfig, l1UserTxs)
+	_, _, oL1UserTxs, oL1CoordTxs, oL2Txs, _, err =
+		txsel.GetL1L2TxSelection(selectionConfig, l1UserTxs)
 	require.NoError(t, err)
 	assert.Equal(t, 0, len(oL1UserTxs))
 	assert.Equal(t, 0, len(oL1CoordTxs))
@@ -198,7 +205,8 @@ func TestGetL2TxSelectionMinimumFlow0(t *testing.T) {
 
 	log.Debug("block:0 batch:3")
 	l1UserTxs = til.L1TxsToCommonL1Txs(tc.Queues[*blocks[0].Rollup.Batches[2].Batch.ForgeL1TxsNum])
-	_, _, oL1UserTxs, oL1CoordTxs, oL2Txs, _, err = txsel.GetL1L2TxSelection(selectionConfig, l1UserTxs)
+	_, _, oL1UserTxs, oL1CoordTxs, oL2Txs, _, err =
+		txsel.GetL1L2TxSelection(selectionConfig, l1UserTxs)
 	require.NoError(t, err)
 	assert.Equal(t, 2, len(oL1UserTxs))
 	assert.Equal(t, 0, len(oL1CoordTxs))
@@ -210,7 +218,8 @@ func TestGetL2TxSelectionMinimumFlow0(t *testing.T) {
 
 	log.Debug("block:0 batch:4")
 	l1UserTxs = til.L1TxsToCommonL1Txs(tc.Queues[*blocks[0].Rollup.Batches[3].Batch.ForgeL1TxsNum])
-	_, _, oL1UserTxs, oL1CoordTxs, oL2Txs, _, err = txsel.GetL1L2TxSelection(selectionConfig, l1UserTxs)
+	_, _, oL1UserTxs, oL1CoordTxs, oL2Txs, _, err =
+		txsel.GetL1L2TxSelection(selectionConfig, l1UserTxs)
 	require.NoError(t, err)
 	assert.Equal(t, 1, len(oL1UserTxs))
 	assert.Equal(t, 0, len(oL1CoordTxs))
@@ -223,7 +232,8 @@ func TestGetL2TxSelectionMinimumFlow0(t *testing.T) {
 
 	log.Debug("block:0 batch:5")
 	l1UserTxs = til.L1TxsToCommonL1Txs(tc.Queues[*blocks[0].Rollup.Batches[4].Batch.ForgeL1TxsNum])
-	_, _, oL1UserTxs, oL1CoordTxs, oL2Txs, _, err = txsel.GetL1L2TxSelection(selectionConfig, l1UserTxs)
+	_, _, oL1UserTxs, oL1CoordTxs, oL2Txs, _, err =
+		txsel.GetL1L2TxSelection(selectionConfig, l1UserTxs)
 	require.NoError(t, err)
 	assert.Equal(t, 0, len(oL1UserTxs))
 	assert.Equal(t, 0, len(oL1CoordTxs))
@@ -236,7 +246,8 @@ func TestGetL2TxSelectionMinimumFlow0(t *testing.T) {
 
 	log.Debug("block:0 batch:6")
 	l1UserTxs = til.L1TxsToCommonL1Txs(tc.Queues[*blocks[0].Rollup.Batches[5].Batch.ForgeL1TxsNum])
-	_, _, oL1UserTxs, oL1CoordTxs, oL2Txs, _, err = txsel.GetL1L2TxSelection(selectionConfig, l1UserTxs)
+	_, _, oL1UserTxs, oL1CoordTxs, oL2Txs, _, err =
+		txsel.GetL1L2TxSelection(selectionConfig, l1UserTxs)
 	require.NoError(t, err)
 	assert.Equal(t, 1, len(oL1UserTxs))
 	assert.Equal(t, 0, len(oL1CoordTxs))
@@ -269,7 +280,8 @@ func TestGetL2TxSelectionMinimumFlow0(t *testing.T) {
 	assert.True(t, l2TxsFromDB[0].VerifySignature(chainID, tc.Users["A"].BJJ.Public().Compress()))
 	assert.True(t, l2TxsFromDB[1].VerifySignature(chainID, tc.Users["B"].BJJ.Public().Compress()))
 	l1UserTxs = til.L1TxsToCommonL1Txs(tc.Queues[*blocks[0].Rollup.Batches[6].Batch.ForgeL1TxsNum])
-	coordIdxs, accAuths, oL1UserTxs, oL1CoordTxs, oL2Txs, _, err := txsel.GetL1L2TxSelection(selectionConfig, l1UserTxs)
+	coordIdxs, accAuths, oL1UserTxs, oL1CoordTxs, oL2Txs, _, err :=
+		txsel.GetL1L2TxSelection(selectionConfig, l1UserTxs)
 	require.NoError(t, err)
 	assert.Equal(t, []common.Idx{261, 262}, coordIdxs)
 	assert.Equal(t, txsel.coordAccount.AccountCreationAuth, accAuths[0])
@@ -291,7 +303,8 @@ func TestGetL2TxSelectionMinimumFlow0(t *testing.T) {
 	checkBalance(t, tc, txsel, "C", 0, "100")
 	checkBalance(t, tc, txsel, "D", 0, "800")
 	checkSortedByNonce(t, testAccNonces, oL2Txs)
-	err = txsel.l2db.StartForging(common.TxIDsFromPoolL2Txs(poolL2Txs), txsel.localAccountsDB.CurrentBatch())
+	err = txsel.l2db.StartForging(common.TxIDsFromPoolL2Txs(poolL2Txs),
+		txsel.localAccountsDB.CurrentBatch())
 	require.NoError(t, err)
 
 	log.Debug("block:0 batch:8")
@@ -315,7 +328,8 @@ func TestGetL2TxSelectionMinimumFlow0(t *testing.T) {
 	assert.True(t, l2TxsFromDB[2].VerifySignature(chainID, tc.Users["B"].BJJ.Public().Compress()))
 	assert.True(t, l2TxsFromDB[3].VerifySignature(chainID, tc.Users["A"].BJJ.Public().Compress()))
 	l1UserTxs = til.L1TxsToCommonL1Txs(tc.Queues[*blocks[0].Rollup.Batches[7].Batch.ForgeL1TxsNum])
-	coordIdxs, accAuths, oL1UserTxs, oL1CoordTxs, oL2Txs, _, err = txsel.GetL1L2TxSelection(selectionConfig, l1UserTxs)
+	coordIdxs, accAuths, oL1UserTxs, oL1CoordTxs, oL2Txs, _, err =
+		txsel.GetL1L2TxSelection(selectionConfig, l1UserTxs)
 	require.NoError(t, err)
 	assert.Equal(t, []common.Idx{261, 262}, coordIdxs)
 	assert.Equal(t, 0, len(accAuths))
@@ -335,7 +349,8 @@ func TestGetL2TxSelectionMinimumFlow0(t *testing.T) {
 	checkBalance(t, tc, txsel, "C", 1, "100")
 	checkBalance(t, tc, txsel, "D", 0, "800")
 	checkSortedByNonce(t, testAccNonces, oL2Txs)
-	err = txsel.l2db.StartForging(common.TxIDsFromPoolL2Txs(poolL2Txs), txsel.localAccountsDB.CurrentBatch())
+	err = txsel.l2db.StartForging(common.TxIDsFromPoolL2Txs(poolL2Txs),
+		txsel.localAccountsDB.CurrentBatch())
 	require.NoError(t, err)
 
 	log.Debug("(batch9)block:1 batch:1")
@@ -356,7 +371,8 @@ func TestGetL2TxSelectionMinimumFlow0(t *testing.T) {
 	assert.True(t, l2TxsFromDB[0].VerifySignature(chainID, tc.Users["D"].BJJ.Public().Compress()))
 	assert.True(t, l2TxsFromDB[1].VerifySignature(chainID, tc.Users["B"].BJJ.Public().Compress()))
 	l1UserTxs = til.L1TxsToCommonL1Txs(tc.Queues[*blocks[1].Rollup.Batches[0].Batch.ForgeL1TxsNum])
-	coordIdxs, accAuths, oL1UserTxs, oL1CoordTxs, oL2Txs, _, err = txsel.GetL1L2TxSelection(selectionConfig, l1UserTxs)
+	coordIdxs, accAuths, oL1UserTxs, oL1CoordTxs, oL2Txs, _, err =
+		txsel.GetL1L2TxSelection(selectionConfig, l1UserTxs)
 	require.NoError(t, err)
 	assert.Equal(t, []common.Idx{262}, coordIdxs)
 	assert.Equal(t, 0, len(accAuths))
@@ -376,7 +392,8 @@ func TestGetL2TxSelectionMinimumFlow0(t *testing.T) {
 	checkBalance(t, tc, txsel, "C", 1, "100")
 	checkBalance(t, tc, txsel, "D", 0, "470")
 	checkSortedByNonce(t, testAccNonces, oL2Txs)
-	err = txsel.l2db.StartForging(common.TxIDsFromPoolL2Txs(poolL2Txs), txsel.localAccountsDB.CurrentBatch())
+	err = txsel.l2db.StartForging(common.TxIDsFromPoolL2Txs(poolL2Txs),
+		txsel.localAccountsDB.CurrentBatch())
 	require.NoError(t, err)
 }
 
@@ -423,10 +440,12 @@ func TestPoolL2TxsWithoutEnoughBalance(t *testing.T) {
 	l1UserTxs := []common.L1Tx{}
 	_, _, _, _, _, _, err = txsel.GetL1L2TxSelection(selectionConfig, l1UserTxs)
 	require.NoError(t, err)
-
+	// 1st TransferToEthAddr
-	expectedTxID0 := "0x028847b86613c0b70be18c8622119ed045b42e4e47d7938fa90bb3d1dc14928965" // 1st TransferToEthAddr
+	expectedTxID0 := "0x028847b86613c0b70be18c8622119ed045b42e4e47d7938fa90bb3d1dc14928965"
-	expectedTxID1 := "0x0200b18773dcf56f770d65870fb02041cb59a088fd35b7c3f3df69f8a250b99a42" // 1st Exit
+	// 1st Exit
-	expectedTxID2 := "0x029720ff506153f970f120ac638cd7ee759eeff2c2012e7634a78e4fdc05c04a90" // 2nd TransferToEthAddr
+	expectedTxID1 := "0x0200b18773dcf56f770d65870fb02041cb59a088fd35b7c3f3df69f8a250b99a42"
+	// 2nd TransferToEthAddr
+	expectedTxID2 := "0x029720ff506153f970f120ac638cd7ee759eeff2c2012e7634a78e4fdc05c04a90"
 
 	// batch2
 	// prepare the PoolL2Txs
@@ -440,7 +459,8 @@ func TestPoolL2TxsWithoutEnoughBalance(t *testing.T) {
 	addL2Txs(t, txsel, poolL2Txs)
 
 	l1UserTxs = til.L1TxsToCommonL1Txs(tc.Queues[*blocks[0].Rollup.Batches[1].Batch.ForgeL1TxsNum])
-	_, _, oL1UserTxs, oL1CoordTxs, oL2Txs, discardedL2Txs, err := txsel.GetL1L2TxSelection(selectionConfig, l1UserTxs)
+	_, _, oL1UserTxs, oL1CoordTxs, oL2Txs, discardedL2Txs, err :=
+		txsel.GetL1L2TxSelection(selectionConfig, l1UserTxs)
 	require.NoError(t, err)
 	assert.Equal(t, 3, len(oL1UserTxs))
 	assert.Equal(t, 0, len(oL1CoordTxs))
@@ -448,7 +468,8 @@ func TestPoolL2TxsWithoutEnoughBalance(t *testing.T) {
 	assert.Equal(t, 2, len(discardedL2Txs))
 	assert.Equal(t, expectedTxID0, discardedL2Txs[0].TxID.String())
 	assert.Equal(t, expectedTxID1, discardedL2Txs[1].TxID.String())
-	err = txsel.l2db.StartForging(common.TxIDsFromPoolL2Txs(oL2Txs), txsel.localAccountsDB.CurrentBatch())
+	err = txsel.l2db.StartForging(common.TxIDsFromPoolL2Txs(oL2Txs),
+		txsel.localAccountsDB.CurrentBatch())
 	require.NoError(t, err)
 
 	// as the PoolL2Txs have not been really processed, restart nonces
@@ -468,7 +489,8 @@ func TestPoolL2TxsWithoutEnoughBalance(t *testing.T) {
 	addL2Txs(t, txsel, poolL2Txs)
 
 	l1UserTxs = []common.L1Tx{}
-	_, _, oL1UserTxs, oL1CoordTxs, oL2Txs, discardedL2Txs, err = txsel.GetL1L2TxSelection(selectionConfig, l1UserTxs)
+	_, _, oL1UserTxs, oL1CoordTxs, oL2Txs, discardedL2Txs, err =
+		txsel.GetL1L2TxSelection(selectionConfig, l1UserTxs)
 	require.NoError(t, err)
 	assert.Equal(t, 0, len(oL1UserTxs))
 	assert.Equal(t, 0, len(oL1CoordTxs))
@@ -478,23 +500,27 @@ func TestPoolL2TxsWithoutEnoughBalance(t *testing.T) {
 	assert.Equal(t, expectedTxID0, discardedL2Txs[0].TxID.String())
 	assert.Equal(t, expectedTxID1, discardedL2Txs[1].TxID.String())
 	assert.Equal(t, common.TxTypeTransferToEthAddr, oL2Txs[0].Type)
-	err = txsel.l2db.StartForging(common.TxIDsFromPoolL2Txs(oL2Txs), txsel.localAccountsDB.CurrentBatch())
+	err = txsel.l2db.StartForging(common.TxIDsFromPoolL2Txs(oL2Txs),
+		txsel.localAccountsDB.CurrentBatch())
 	require.NoError(t, err)
 
 	// batch4
 	// make the selection of another batch, which should include the
 	// initial PoolExit, which now is valid as B has enough Balance
 	l1UserTxs = []common.L1Tx{}
-	_, _, oL1UserTxs, oL1CoordTxs, oL2Txs, discardedL2Txs, err = txsel.GetL1L2TxSelection(selectionConfig, l1UserTxs)
+	_, _, oL1UserTxs, oL1CoordTxs, oL2Txs, discardedL2Txs, err =
+		txsel.GetL1L2TxSelection(selectionConfig, l1UserTxs)
 	require.NoError(t, err)
 	assert.Equal(t, 0, len(oL1UserTxs))
 	assert.Equal(t, 0, len(oL1CoordTxs))
 	assert.Equal(t, 1, len(oL2Txs))
 	assert.Equal(t, 1, len(discardedL2Txs))
-	assert.Equal(t, expectedTxID1, oL2Txs[0].TxID.String()) // the Exit that was not accepted at the batch2
+	// the Exit that was not accepted at the batch2
+	assert.Equal(t, expectedTxID1, oL2Txs[0].TxID.String())
 	assert.Equal(t, expectedTxID0, discardedL2Txs[0].TxID.String())
 	assert.Equal(t, common.TxTypeExit, oL2Txs[0].Type)
-	err = txsel.l2db.StartForging(common.TxIDsFromPoolL2Txs(oL2Txs), txsel.localAccountsDB.CurrentBatch())
+	err = txsel.l2db.StartForging(common.TxIDsFromPoolL2Txs(oL2Txs),
+		txsel.localAccountsDB.CurrentBatch())
 	require.NoError(t, err)
 }
 
@@ -558,7 +584,8 @@ func TestTransferToBjj(t *testing.T) {
 	addL2Txs(t, txsel, poolL2Txs)
 
 	l1UserTxs = til.L1TxsToCommonL1Txs(tc.Queues[*blocks[0].Rollup.Batches[1].Batch.ForgeL1TxsNum])
-	_, _, oL1UserTxs, oL1CoordTxs, oL2Txs, discardedL2Txs, err := txsel.GetL1L2TxSelection(selectionConfig, l1UserTxs)
+	_, _, oL1UserTxs, oL1CoordTxs, oL2Txs, discardedL2Txs, err :=
+		txsel.GetL1L2TxSelection(selectionConfig, l1UserTxs)
 	require.NoError(t, err)
 	assert.Equal(t, 4, len(oL1UserTxs))
 	// We expect the coordinator to add an L1CoordTx to create an account for the recipient of the l2tx
@@ -568,7 +595,8 @@ func TestTransferToBjj(t *testing.T) {
 	// fmt.Printf("DBG l1CoordTx[0]: %+v\n", oL1CoordTxs[0])
 	assert.Equal(t, 1, len(oL2Txs))
 	assert.Equal(t, 0, len(discardedL2Txs))
-	err = txsel.l2db.StartForging(common.TxIDsFromPoolL2Txs(oL2Txs), txsel.localAccountsDB.CurrentBatch())
+	err = txsel.l2db.StartForging(common.TxIDsFromPoolL2Txs(oL2Txs),
+		txsel.localAccountsDB.CurrentBatch())
 	require.NoError(t, err)
 
 	// Now the BJJ-only account for B is already created, so the transfer
@@ -584,14 +612,16 @@ func TestTransferToBjj(t *testing.T) {
 	addL2Txs(t, txsel, poolL2Txs)
 
 	l1UserTxs = []common.L1Tx{}
-	_, _, oL1UserTxs, oL1CoordTxs, oL2Txs, discardedL2Txs, err = txsel.GetL1L2TxSelection(selectionConfig, l1UserTxs)
+	_, _, oL1UserTxs, oL1CoordTxs, oL2Txs, discardedL2Txs, err =
+		txsel.GetL1L2TxSelection(selectionConfig, l1UserTxs)
 	require.NoError(t, err)
 	assert.Equal(t, 0, len(oL1UserTxs))
 	// Since the BJJ-only account B already exists, the coordinator doesn't add any L1CoordTxs
 	assert.Equal(t, 0, len(oL1CoordTxs))
 	assert.Equal(t, 1, len(oL2Txs))
 	assert.Equal(t, 0, len(discardedL2Txs))
-	err = txsel.l2db.StartForging(common.TxIDsFromPoolL2Txs(oL2Txs), txsel.localAccountsDB.CurrentBatch())
+	err = txsel.l2db.StartForging(common.TxIDsFromPoolL2Txs(oL2Txs),
+		txsel.localAccountsDB.CurrentBatch())
 	require.NoError(t, err)
 
 	// The transfer now is ToBJJ to a BJJ-only account that doesn't exist
@@ -610,7 +640,8 @@ func TestTransferToBjj(t *testing.T) {
 	addL2Txs(t, txsel, poolL2Txs)
 
 	l1UserTxs = []common.L1Tx{}
-	_, _, oL1UserTxs, oL1CoordTxs, oL2Txs, discardedL2Txs, err = txsel.GetL1L2TxSelection(selectionConfig, l1UserTxs)
+	_, _, oL1UserTxs, oL1CoordTxs, oL2Txs, discardedL2Txs, err =
+		txsel.GetL1L2TxSelection(selectionConfig, l1UserTxs)
 	require.NoError(t, err)
 	assert.Equal(t, 0, len(oL1UserTxs))
 	// We expect the coordinator to add an L1CoordTx to create an account
@@ -626,7 +657,8 @@ func TestTransferToBjj(t *testing.T) {
 
 	assert.Equal(t, 1, len(oL2Txs))
 	assert.Equal(t, 0, len(discardedL2Txs))
-	err = txsel.l2db.StartForging(common.TxIDsFromPoolL2Txs(oL2Txs), txsel.localAccountsDB.CurrentBatch())
+	err = txsel.l2db.StartForging(common.TxIDsFromPoolL2Txs(oL2Txs),
+		txsel.localAccountsDB.CurrentBatch())
 	require.NoError(t, err)
 }
 
@@ -699,13 +731,15 @@ func TestTransferManyFromSameAccount(t *testing.T) {
 	addL2Txs(t, txsel, poolL2Txs)
 	// batch 2 to crate some accounts with positive balance, and do 8 L2Tx transfers from account A
 	l1UserTxs = til.L1TxsToCommonL1Txs(tc.Queues[*blocks[0].Rollup.Batches[1].Batch.ForgeL1TxsNum])
-	_, _, oL1UserTxs, oL1CoordTxs, oL2Txs, discardedL2Txs, err := txsel.GetL1L2TxSelection(selectionConfig, l1UserTxs)
+	_, _, oL1UserTxs, oL1CoordTxs, oL2Txs, discardedL2Txs, err :=
+		txsel.GetL1L2TxSelection(selectionConfig, l1UserTxs)
 	require.NoError(t, err)
 	assert.Equal(t, 3, len(oL1UserTxs))
 	require.Equal(t, 0, len(oL1CoordTxs))
 	assert.Equal(t, 7, len(oL2Txs))
 	assert.Equal(t, 1, len(discardedL2Txs))
 
-	err = txsel.l2db.StartForging(common.TxIDsFromPoolL2Txs(oL2Txs), txsel.localAccountsDB.CurrentBatch())
+	err = txsel.l2db.StartForging(common.TxIDsFromPoolL2Txs(oL2Txs),
+		txsel.localAccountsDB.CurrentBatch())
 	require.NoError(t, err)
 }