general: fix typos

fundingmanager.go

@@ -24,7 +24,7 @@ const (
 
 // reservationWithCtx encapsulates a pending channel reservation. This wrapper
 // struct is used internally within the funding manager to track and progress
-// the funding workflow initiated by incoming/outgoing meethods from the target
+// the funding workflow initiated by incoming/outgoing methods from the target
 // peer. Additionally, this struct houses a response and error channel which is
 // used to respond to the caller in the case a channel workflow is initiated
 // via a local signal such as RPC.
@@ -121,7 +121,7 @@ type fundingManager struct {
 	// state of the funding manager.
 	queries chan interface{}
 
-	// fundingRequests is a channel used to recieve channel initiation
+	// fundingRequests is a channel used to receive channel initiation
 	// requests from a local sub-system within the daemon.
 	fundingRequests chan *initFundingMsg
 
@@ -286,7 +286,7 @@ func (f *fundingManager) handlePendingChannels(msg *pendingChansReq) {
 }
 
 // processFundingRequest sends a message to the fundingManager allowing it to
-// intiate the new funding workflow with the source peer.
+// initiate the new funding workflow with the source peer.
 func (f *fundingManager) processFundingRequest(msg *lnwire.SingleFundingRequest, peer *peer) {
 	f.fundingMsgs <- &fundingRequestMsg{msg, peer}
 }
@@ -319,7 +319,7 @@ func (f *fundingManager) handleFundingRequest(fmsg *fundingRequestMsg) {
 		return
 	}
 
-	// Once the reservation has been created succesfully, we add it to this
+	// Once the reservation has been created successfully, we add it to this
 	// peers map of pending reservations to track this particular reservation
 	// until either abort or completion.
 	f.resMtx.Lock()
@@ -719,6 +719,7 @@ func (f *fundingManager) handleInitFundingMsg(msg *initFundingMsg) {
 	if _, ok := f.activeReservations[msg.peer.id]; !ok {
 		f.activeReservations[msg.peer.id] = make(pendingChannels)
 	}
+
 	f.activeReservations[msg.peer.id][chanID] = &reservationWithCtx{
 		reservation: reservation,
 		peer:        msg.peer,

lnwallet/channel.go

@@ -152,8 +152,8 @@ type PaymentDescriptor struct {
 // commitment represents a commitment to a new state within an active channel.
 // New commitments can be initiated by either side. Commitments are ordered
 // into a commitment chain, with one existing for both parties. Each side can
-// independatly extend the other side's commitment chain, up to a certain
+// independently extend the other side's commitment chain, up to a certain
-// "revocation window", which once reached, dissallows new commitments until
+// "revocation window", which once reached, disallows new commitments until
 // the local nodes receives the revocation for the remote node's chain tail.
 type commitment struct {
 	// height represents the commitment height of this commitment, or the
@@ -162,7 +162,7 @@ type commitment struct {
 
 	// [our|their]MessageIndex are indexes into the HTLC log, up to which
 	// this commitment transaction includes. These indexes allow both sides
-	// to independantly, and concurrent send create new commitments. Each
+	// to independently, and concurrent send create new commitments. Each
 	// new commitment sent to the remote party includes an index in the
 	// shared log which details which of their updates we're including in
 	// this new commitment.
@@ -232,7 +232,7 @@ func (c *commitment) toChannelDelta() (*channeldb.ChannelDelta, error) {
 // commitmentChain represents a chain of unrevoked commitments. The tail of the
 // chain is the latest fully signed, yet unrevoked commitment. Two chains are
 // tracked, one for the local node, and another for the remote node. New
-// commitmetns we create locally extend the remote node's chain, and vice
+// commitments we create locally extend the remote node's chain, and vice
 // versa. Commitment chains are allowed to grow to a bounded length, after
 // which the tail needs to be "dropped" before new commitments can be received.
 // The tail is "dropped" when the owner of the chain sends a revocation for the
@@ -1278,7 +1278,7 @@ func (lc *LightningChannel) ReceiveHTLC(htlc *lnwire.HTLCAddRequest) uint32 {
 	return pd.Index
 }
 
-// SettleHTLC attempst to settle an existing outstanding received HTLC. The
+// SettleHTLC attempts to settle an existing outstanding received HTLC. The
 // remote log index of the HTLC settled is returned in order to facilitate
 // creating the corresponding wire message. In the case the supplied pre-image
 // is invalid, an error is returned.

lnwallet/channel_test.go

@@ -302,7 +302,7 @@ func createTestChannels(revocationWindow int) (*LightningChannel, *LightningChan
 // local node (Alice in this case) creates a new outgoing HTLC to bob, commits
 // this change, then bob immediately commits a settlement of the HTLC after the
 // initial add is fully commited in both commit chains.
-// TODO(roasbeef): write higher level framework to excercise various states of
+// TODO(roasbeef): write higher level framework to exercise various states of
 // the state machine
 //  * DSL language perhaps?
 //  * constructed via input/output files
@@ -348,7 +348,7 @@ func TestSimpleAddSettleWorkflow(t *testing.T) {
 		t.Fatalf("alice unable to sign commitment: %v", err)
 	}
 
-	// Bob recieves this signature message, then generates a signature for
+	// Bob receives this signature message, then generates a signature for
 	// Alice's commitment transaction, and the revocation to his prior
 	// commitment transaction.
 	if err := bobChannel.ReceiveNewCommitment(aliceSig, bobLogIndex); err != nil {
@@ -363,12 +363,12 @@ func TestSimpleAddSettleWorkflow(t *testing.T) {
 		t.Fatalf("unable to generate bob revocation: %v", err)
 	}
 
-	// Alice then proceses bob's signature, and generates a revocation for
+	// Alice then processes bob's signature, and generates a revocation for
 	// bob.
 	if err := aliceChannel.ReceiveNewCommitment(bobSig, aliceLogIndex); err != nil {
 		t.Fatalf("alice unable to process bob's new commitment: %v", err)
 	}
-	// Alice then processes this revocation, sending her own revovation for
+	// Alice then processes this revocation, sending her own recovation for
 	// her prior commitment transaction. Alice shouldn't have any HTLC's to
 	// forward since she's sending anoutgoing HTLC.
 	if htlcs, err := aliceChannel.ReceiveRevocation(bobRevocation); err != nil {

lnwallet/wallet.go

@@ -62,8 +62,8 @@ func (e *ErrInsufficientFunds) Error() string {
 
 // initFundingReserveReq is the first message sent to initiate the workflow
 // required to open a payment channel with a remote peer. The initial required
-// paramters are configurable accross channels. These paramters are to be chosen
+// parameters are configurable across channels. These parameters are to be
-// depending on the fee climate within the network, and time value of funds to
+// chosen depending on the fee climate within the network, and time value of funds to
 // be locked up within the channel. Upon success a ChannelReservation will be
 // created in order to track the lifetime of this pending channel. Outputs
 // selected will be 'locked', making them unavailable, for any other pending
@@ -239,7 +239,7 @@ type LightningWallet struct {
 
 	// This mutex MUST be held when performing coin selection in order to
 	// avoid inadvertently creating multiple funding transaction which
-	// double spend inputs accross each other.
+	// double spend inputs across each other.
 	coinSelectMtx sync.RWMutex
 
 	// A wrapper around a namespace within boltdb reserved for ln-based
@@ -263,14 +263,14 @@ type LightningWallet struct {
 	Signer Signer
 
 	// chainIO is an instance of the BlockChainIO interface. chainIO is
-	// used to lookup the existance of outputs within the utxo set.
+	// used to lookup the existence of outputs within the UTXO set.
 	chainIO BlockChainIO
 
-	// rootKey is the root HD key dervied from a WalletController private
+	// rootKey is the root HD key derived from a WalletController private
 	// key. This rootKey is used to derive all LN specific secrets.
 	rootKey *hdkeychain.ExtendedKey
 
-	// All messages to the wallet are to be sent accross this channel.
+	// All messages to the wallet are to be sent across this channel.
 	msgChan chan interface{}
 
 	// Incomplete payment channels are stored in the map below. An intent
@@ -423,7 +423,7 @@ func (l *LightningWallet) GetIdentitykey() (*btcec.PrivateKey, error) {
 	return identityKey.ECPrivKey()
 }
 
-// requestHandler is the primary goroutine(s) resposible for handling, and
+// requestHandler is the primary goroutine(s) responsible for handling, and
 // dispatching relies to all messages.
 func (l *LightningWallet) requestHandler() {
 out:
@@ -455,15 +455,15 @@ out:
 	l.wg.Done()
 }
 
-// InitChannelReservation kicks off the 3-step workflow required to succesfully
+// InitChannelReservation kicks off the 3-step workflow required to successfully
 // open a payment channel with a remote node. As part of the funding
 // reservation, the inputs selected for the funding transaction are 'locked'.
 // This ensures that multiple channel reservations aren't double spending the
 // same inputs in the funding transaction. If reservation initialization is
-// succesful, a ChannelReservation containing our completed contribution is
+// successful, a ChannelReservation containing our completed contribution is
-// returned. Our contribution contains all the items neccessary to allow the
+// returned. Our contribution contains all the items necessary to allow the
 // counter party to build the funding transaction, and both versions of the
-// commitment transaction. Otherwise, an error occured a nil pointer along with
+// commitment transaction. Otherwise, an error occurred a nil pointer along with
 // an error are returned.
 //
 // Once a ChannelReservation has been obtained, two additional steps must be
@@ -500,7 +500,7 @@ func (l *LightningWallet) handleFundingReserveRequest(req *initFundingReserveMsg
 	reservation := NewChannelReservation(totalCapacity, req.fundingAmount,
 		req.minFeeRate, l, id, req.numConfs)
 
-	// Grab the mutex on the ChannelReservation to ensure thead-safety
+	// Grab the mutex on the ChannelReservation to ensure thread-safety
 	reservation.Lock()
 	defer reservation.Unlock()
 
@@ -568,9 +568,9 @@ func (l *LightningWallet) handleFundingReserveRequest(req *initFundingReserveMsg
 	l.fundingLimbo[id] = reservation
 	l.limboMtx.Unlock()
 
-	// Funding reservation request succesfully handled. The funding inputs
+	// Funding reservation request successfully handled. The funding inputs
 	// will be marked as unavailable until the reservation is either
-	// completed, or cancecled.
+	// completed, or canceled.
 	req.resp <- reservation
 	req.err <- nil
 }

lnwire/error_generic.go

@@ -8,11 +8,11 @@ import (
 )
 
 // ErrorGeneric represents a generic error bound to an exact channel. The
-// message format is purposefully general in order to allow expressino of a wide
+// message format is purposefully general in order to allow expression of a wide
 // array of possible errors. Each ErrorGeneric message is directed at a particular
 // open channel referenced by ChannelPoint.
 type ErrorGeneric struct {
-	// ChannelPoint references the active channel in which the error occured
+	// ChannelPoint references the active channel in which the error occurred
 	// within. A ChannelPoint of zeroHash:0 denotes this error applies to
 	// the entire established connection.
 	ChannelPoint *wire.OutPoint
@@ -22,7 +22,7 @@ type ErrorGeneric struct {
 	ErrorID uint16
 
 	// Problem is a human-readable string further elaborating upon the
-	// nature of the exact error. The maxmium allowed length of this
+	// nature of the exact error. The maximum allowed length of this
 	// message is 8192 bytes.
 	Problem string
 }

lnwire/single_funding_open_proof.go

@@ -9,7 +9,7 @@ import (
 // responder after the previously constructed funding transaction has achieved
 // a sufficient number of confirmations. It is the initiator's duty to present
 // a proof of an open channel to the responder. Otherwise, responding node may
-// be vulernable to a resource exhasution attack wherein the a requesting node
+// be vulnerable to a resource exhaustion attack wherein the a requesting node
 // repeatedly negotiates funding transactions which are never broadcast. If the
 // responding node commits resources to watch the chain for each funding
 // transaction, then this attack is very cheap for the initiator.

lnwire/single_funding_signcomplete.go

@@ -8,7 +8,7 @@ import (
 )
 
 // SingleFundingSignComplete is the message Bob sends to Alice which delivers
-// a signature for Alice's version of the commitment transaction. After thie
+// a signature for Alice's version of the commitment transaction. After this
 // message is received and processed by Alice, she is free to broadcast the
 // funding transaction.
 type SingleFundingSignComplete struct {

networktest.go

@@ -69,7 +69,7 @@ func generateListeningPorts() (int, int) {
 
 // lightningNode represents an instance of lnd running within our test network
 // harness. Each lightningNode instance also fully embedds an RPC client in
-// order to programatically drive the node.
+// order to pragmatically drive the node.
 type lightningNode struct {
 	cfg *config
 
@@ -573,9 +573,9 @@ func (n *networkHarness) WaitForTxBroadcast(ctx context.Context, txid wire.ShaHa
 	}
 }
 
-// OpenChannel attemps to open a channel between srcNode and destNode with the
+// OpenChannel attempts to open a channel between srcNode and destNode with the
 // passed channel funding parameters. If the passed context has a timeout, then
-// if the timeout is reeached before the channel pending notification is
+// if the timeout is reached before the channel pending notification is
 // received, an error is returned.
 func (n *networkHarness) OpenChannel(ctx context.Context,
 	srcNode, destNode *lightningNode, amt btcutil.Amount,

peer.go

@@ -354,7 +354,7 @@ out:
 			break out
 		}
 
-		var isChanUpate bool
+		var isChanUpdate bool
 		var targetChan *wire.OutPoint
 
 		switch msg := nextMsg.(type) {
@@ -374,16 +374,16 @@ out:
 		// TODO(roasbeef): interface for htlc update msgs
 		//  * .(CommitmentUpdater)
 		case *lnwire.HTLCAddRequest:
-			isChanUpate = true
+			isChanUpdate = true
 			targetChan = msg.ChannelPoint
 		case *lnwire.HTLCSettleRequest:
-			isChanUpate = true
+			isChanUpdate = true
 			targetChan = msg.ChannelPoint
 		case *lnwire.CommitRevocation:
-			isChanUpate = true
+			isChanUpdate = true
 			targetChan = msg.ChannelPoint
 		case *lnwire.CommitSignature:
-			isChanUpate = true
+			isChanUpdate = true
 			targetChan = msg.ChannelPoint
 		case *lnwire.NeighborAckMessage,
 			*lnwire.NeighborHelloMessage,
@@ -395,7 +395,7 @@ out:
 			p.server.routingMgr.ReceiveRoutingMessage(msg, graph.NewID(([32]byte)(p.lightningID)))
 		}
 
-		if isChanUpate {
+		if isChanUpdate {
 			// We might be receiving an update to a newly funded
 			// channel in which we were the responder. Therefore
 			// we need to possibly block until the new channel has