all: remove extra empty lines (#1574)

XDCx/tradingstate/orderitem.go

@@ -205,7 +205,6 @@ func (o *OrderItem) VerifyOrder(state *state.StateDB) error {
 
 // VerifyBasicOrderInfo verify basic info
 func (o *OrderItem) VerifyBasicOrderInfo() error {
-
 	if o.Status == OrderNew {
 		if o.Type == Limit {
 			if err := o.verifyPrice(); err != nil {
@@ -271,7 +270,6 @@ func (o *OrderItem) verifyOrderType() error {
 
 // verify order side
 func (o *OrderItem) verifyOrderSide() error {
-
 	if o.Side != Bid && o.Side != Ask {
 		log.Debug("Invalid orderSide", "side", o.Side)
 		return ErrInvalidOrderSide
@@ -392,7 +390,6 @@ func (s *Signature) MarshalSignature() ([]byte, error) {
 
 // Verify returns the address that corresponds to the given signature and signed message
 func (s *Signature) Verify(hash common.Hash) (common.Address, error) {
-
 	hashBytes := hash.Bytes()
 	sigBytes, err := s.MarshalSignature()
 	if err != nil {

XDCxlending/order_processor.go

@@ -1054,7 +1054,6 @@ func (l *Lending) GetCollateralPrices(header *types.Header, chain consensus.Chai
 }
 
 func (l *Lending) GetXDCBasePrices(header *types.Header, chain consensus.ChainContext, statedb *state.StateDB, tradingStateDb *tradingstate.TradingStateDB, token common.Address) (*big.Int, error) {
-
 	tokenXDCPriceFromContract, updatedBlock := lendingstate.GetCollateralPrice(statedb, token, common.XDCNativeAddressBinary)
 	tokenXDCPriceUpdatedFromContract := updatedBlock.Uint64()/chain.Config().XDPoS.Epoch == header.Number.Uint64()/chain.Config().XDPoS.Epoch
 

contracts/XDCx/simulation/fee/lending/main.go

@@ -48,5 +48,4 @@ func main() {
 		fmt.Println("UpdateFee: Get receipt failed", err)
 	}
 	fmt.Println("UpdateFee: Done receipt status", r.Status)
-
 }

core/txpool/lending_pool.go

@@ -621,7 +621,6 @@ func (pool *LendingPool) validateLending(tx *types.LendingTransaction) error {
 // validateTx checks whether a transaction is valid according to the consensus
 // rules and adheres to some heuristic limits of the local node (price and size).
 func (pool *LendingPool) validateTx(tx *types.LendingTransaction, local bool) error {
-
 	// check if sender is in black list
 	if common.IsInBlacklist(tx.From()) {
 		return fmt.Errorf("reject transaction with sender in black-list: %v", tx.From().Hex())

core/txpool/order_pool.go

@@ -530,7 +530,6 @@ func (pool *OrderPool) validateOrder(tx *types.OrderTransaction) error {
 // validateTx checks whether a transaction is valid according to the consensus
 // rules and adheres to some heuristic limits of the local node (price and size).
 func (pool *OrderPool) validateTx(tx *types.OrderTransaction, local bool) error {
-
 	// check if sender is in black list
 	if common.IsInBlacklist(tx.From()) {
 		return fmt.Errorf("reject transaction with sender in black-list: %v", tx.From().Hex())

eth/hooks/engine_v1_hooks.go

@@ -66,7 +66,6 @@ func AttachConsensusV1Hooks(adaptor *XDPoS.XDPoS, bc *core.BlockChain, chainConf
 		}
 		log.Debug("Time Calculated HookPenalty ", "block", blockNumberEpoc, "time", common.PrettyDuration(time.Since(start)))
 		return penSigners, nil
-
 	}
 
 	// Hook scans for bad masternodes and decide to penalty them

internal/ethapi/api.go

@@ -2088,7 +2088,6 @@ func submitOrderTransaction(ctx context.Context, b Backend, tx *types.OrderTrans
 
 // submitLendingTransaction is a helper function that submits tx to txPool and logs a message.
 func submitLendingTransaction(ctx context.Context, b Backend, tx *types.LendingTransaction) (common.Hash, error) {
-
 	if err := b.SendLendingTx(ctx, tx); err != nil {
 		return common.Hash{}, err
 	}
@@ -2098,7 +2097,6 @@ func submitLendingTransaction(ctx context.Context, b Backend, tx *types.LendingT
 // SendTransaction creates a transaction for the given argument, sign it and submit it to the
 // transaction pool.
 func (s *TransactionAPI) SendTransaction(ctx context.Context, args TransactionArgs) (common.Hash, error) {
-
 	// Look up the wallet containing the requested signer
 	account := accounts.Account{Address: args.from()}
 
@@ -2201,7 +2199,6 @@ func (s *PublicXDCXTransactionPoolAPI) GetOrderTxMatchByHash(ctx context.Context
 		orders = append(orders, order)
 	}
 	return orders, nil
-
 }
 
 // GetOrderPoolContent return pending, queued content
@@ -2354,7 +2351,6 @@ func (s *PublicXDCXTransactionPoolAPI) SendLending(ctx context.Context, msg Lend
 
 // GetOrderCount returns the number of transactions the given address has sent for the given block number
 func (s *PublicXDCXTransactionPoolAPI) GetOrderCount(ctx context.Context, addr common.Address) (*hexutil.Uint64, error) {
-
 	nonce, err := s.b.GetOrderNonce(addr.Hash())
 	if err != nil {
 		return (*hexutil.Uint64)(&nonce), err

p2p/dial.go

@@ -413,7 +413,6 @@ func (h dialHistory) min() pastDial {
 }
 func (h *dialHistory) add(id discover.NodeID, exp time.Time) {
 	heap.Push(h, pastDial{id, exp})
-
 }
 func (h *dialHistory) remove(id discover.NodeID) bool {
 	for i, v := range *h {

p2p/simulations/http_test.go

@@ -478,7 +478,6 @@ func (t *expectEvents) expect(events ...*Event) {
 			}
 
 			switch expected.Type {
-
 			case EventTypeNode:
 				if event.Node == nil {
 					t.Fatal("expected event.Node to be set")

p2p/simulations/network.go

@@ -688,7 +688,6 @@ func (net *Network) Load(snap *Snapshot) error {
 		}
 	}
 	for _, conn := range snap.Conns {
-
 		if !net.GetNode(conn.One).Up || !net.GetNode(conn.Other).Up {
 			//in this case, at least one of the nodes of a connection is not up,
 			//so it would result in the snapshot `Load` to fail