lnd: partially fix golint warnings

channeldb/db.go

@@ -212,7 +212,7 @@ func fileExists(path string) bool {
 	return true
 }
 
-// FetchOpenChannel returns all stored currently active/open channels
+// FetchOpenChannels returns all stored currently active/open channels
 // associated with the target nodeID. In the case that no active channels are
 // known to have been created with this node, then a zero-length slice is
 // returned.

channeldb/graph_test.go

@@ -627,7 +627,7 @@ func TestGraphTraversal(t *testing.T) {
 		if !c.Node.PubKey.IsEqual(secondNode.PubKey) {
 			return fmt.Errorf("wrong outgoing edge")
 		}
-		numNodeChans += 1
+		numNodeChans++
 		return nil
 	})
 	if err != nil {
@@ -663,7 +663,7 @@ func asserNumChans(t *testing.T, graph *ChannelGraph, n int) {
 	if err := graph.ForEachChannel(func(*ChannelEdgeInfo, *ChannelEdgePolicy,
 		*ChannelEdgePolicy) error {
 
-		numChans += 1
+		numChans++
 		return nil
 	}); err != nil {
 		_, _, line, _ := runtime.Caller(1)

channeldb/meta_test.go

@@ -27,7 +27,7 @@ func TestVersionFetchPut(t *testing.T) {
 		t.Fatal("initialization of meta information wasn't performed")
 	}
 
-	var newVersion uint32 = getLatestDBVersion(dbVersions) + 1
+	newVersion := getLatestDBVersion(dbVersions) + 1
 	meta.DbVersionNumber = newVersion
 
 	if err := db.PutMeta(meta); err != nil {
@@ -261,7 +261,7 @@ func TestMigrationWithFatal(t *testing.T) {
 		}
 
 		bucket.Put(keyPrefix, afterMigration)
-		return errors.New("some error!")
+		return errors.New("some error")
 	}
 
 	// Check that version of database and initial data wasn't changed.

channeldb/payments.go

@@ -69,7 +69,7 @@ func (db *DB) AddPayment(payment *OutgoingPayment) error {
 		}
 
 		// Obtain the new unique sequence number for this payment.
-		paymentId, err := payments.NextSequence()
+		paymentID, err := payments.NextSequence()
 		if err != nil {
 			return err
 		}
@@ -77,10 +77,10 @@ func (db *DB) AddPayment(payment *OutgoingPayment) error {
 		// We use BigEndian for keys as it orders keys in
 		// ascending order. This allows bucket scans to order payments
 		// in the order in which they were created.
-		paymentIdBytes := make([]byte, 8)
-		binary.BigEndian.PutUint64(paymentIdBytes, paymentId)
+		paymentIDBytes := make([]byte, 8)
+		binary.BigEndian.PutUint64(paymentIDBytes, paymentID)
 
-		return payments.Put(paymentIdBytes, paymentBytes)
+		return payments.Put(paymentIDBytes, paymentBytes)
 	})
 }