fix typo

cmd/geth/main.go

@@ -241,7 +241,7 @@ func startNode(ctx *cli.Context, stack *node.Node) {
  stack.AccountManager().Subscribe(events)
 
  go func() {
- // Create an chain state reader for self-derivation
+ // Create a chain state reader for self-derivation
  rpcClient, err := stack.Attach()
  if err != nil {
  utils.Fatalf("Failed to attach to self: %v", err)

cmd/puppeth/module_dashboard.go

@@ -683,7 +683,7 @@ func deployDashboard(client *sshClient, network string, conf *config, config *da
  return nil, client.Stream(fmt.Sprintf("cd %s && docker-compose -p %s up -d --build --force-recreate", workdir, network))
 }
 
-// dashboardInfos is returned from an dashboard status check to allow reporting
+// dashboardInfos is returned from a dashboard status check to allow reporting
 // various configuration parameters.
 type dashboardInfos struct {
  host string

cmd/puppeth/module_explorer.go

@@ -168,7 +168,7 @@ func (info *explorerInfos) Report() map[string]string {
  return report
 }
 
-// checkExplorer does a health-check against an block explorer server to verify
+// checkExplorer does a health-check against a block explorer server to verify
 // whether it's running, and if yes, whether it's responsive.
 func checkExplorer(client *sshClient, network string) (*explorerInfos, error) {
  // Inspect a possible block explorer container on the host

cmd/puppeth/module_faucet.go

@@ -30,7 +30,7 @@ import (
  "github.com/ethereum/go-ethereum/log"
 )
 
-// faucetDockerfile is the Dockerfile required to build an faucet container to
+// faucetDockerfile is the Dockerfile required to build a faucet container to
 // grant crypto tokens based on GitHub authentications.
 var faucetDockerfile = `
 FROM ethereum/client-go:alltools-latest
@@ -138,7 +138,7 @@ func deployFaucet(client *sshClient, network string, bootnodes []string, config
  return nil, client.Stream(fmt.Sprintf("cd %s && docker-compose -p %s up -d --build --force-recreate", workdir, network))
 }
 
-// faucetInfos is returned from an faucet status check to allow reporting various
+// faucetInfos is returned from a faucet status check to allow reporting various
 // configuration parameters.
 type faucetInfos struct {
  node *nodeInfos
@@ -181,7 +181,7 @@ func (info *faucetInfos) Report() map[string]string {
  return report
 }
 
-// checkFaucet does a health-check against an faucet server to verify whether
+// checkFaucet does a health-check against a faucet server to verify whether
 // it's running, and if yes, gathering a collection of useful infos about it.
 func checkFaucet(client *sshClient, network string) (*faucetInfos, error) {
  // Inspect a possible faucet container on the host

cmd/puppeth/module_node.go

@@ -198,7 +198,7 @@ func (info *nodeInfos) Report() map[string]string {
  return report
 }
 
-// checkNode does a health-check against an boot or seal node server to verify
+// checkNode does a health-check against a boot or seal node server to verify
 // whether it's running, and if yes, whether it's responsive.
 func checkNode(client *sshClient, network string, boot bool) (*nodeInfos, error) {
  kind := "bootnode"

console/bridge.go

@@ -87,7 +87,7 @@ func (b *bridge) NewAccount(call otto.FunctionCall) (response otto.Value) {
 // OpenWallet is a wrapper around personal.openWallet which can interpret and
 // react to certain error messages, such as the Trezor PIN matrix request.
 func (b *bridge) OpenWallet(call otto.FunctionCall) (response otto.Value) {
- // Make sure we have an wallet specified to open
+ // Make sure we have a wallet specified to open
  if !call.Argument(0).IsString() {
  throwJSException("first argument must be the wallet URL to open")
  }

core/bloombits/matcher.go

@@ -392,7 +392,7 @@ func (m *Matcher) distributor(dist chan *request, session *MatcherSession) {
  shutdown = session.quit // Shutdown request channel, will gracefully wait for pending requests
  )
 
- // assign is a helper method fo try to assign a pending bit an an actively
+ // assign is a helper method fo try to assign a pending bit an actively
  // listening servicer, or schedule it up for later when one arrives.
  assign := func(bit uint) {
  select {

eth/downloader/api.go

@@ -51,7 +51,7 @@ func NewPublicDownloaderAPI(d *Downloader, m *event.TypeMux) *PublicDownloaderAP
  return api
 }
 
-// eventLoop runs an loop until the event mux closes. It will install and uninstall new
+// eventLoop runs a loop until the event mux closes. It will install and uninstall new
 // sync subscriptions and broadcasts sync status updates to the installed sync subscriptions.
 func (api *PublicDownloaderAPI) eventLoop() {
  var (

eth/fetcher/fetcher_test.go

@@ -198,7 +198,7 @@ func (f *fetcherTester) makeBodyFetcher(peer string, blocks map[common.Hash]*typ
  }
 }
 
-// verifyFetchingEvent verifies that one single event arrive on an fetching channel.
+// verifyFetchingEvent verifies that one single event arrive on a fetching channel.
 func verifyFetchingEvent(t *testing.T, fetching chan []common.Hash, arrive bool) {
  if arrive {
  select {

mobile/types.go

@@ -80,7 +80,7 @@ func (h *Header) EncodeRLP() ([]byte, error) {
  return rlp.EncodeToBytes(h.header)
 }
 
-// NewHeaderFromJSON parses a header from an JSON data dump.
+// NewHeaderFromJSON parses a header from a JSON data dump.
 func NewHeaderFromJSON(data string) (*Header, error) {
  h := &Header{
  header: new(types.Header),
@@ -91,7 +91,7 @@ func NewHeaderFromJSON(data string) (*Header, error) {
  return h, nil
 }
 
-// EncodeJSON encodes a header into an JSON data dump.
+// EncodeJSON encodes a header into a JSON data dump.
 func (h *Header) EncodeJSON() (string, error) {
  data, err := json.Marshal(h.header)
  return string(data), err
@@ -151,7 +151,7 @@ func (b *Block) EncodeRLP() ([]byte, error) {
  return rlp.EncodeToBytes(b.block)
 }
 
-// NewBlockFromJSON parses a block from an JSON data dump.
+// NewBlockFromJSON parses a block from a JSON data dump.
 func NewBlockFromJSON(data string) (*Block, error) {
  b := &Block{
  block: new(types.Block),
@@ -162,7 +162,7 @@ func NewBlockFromJSON(data string) (*Block, error) {
  return b, nil
 }
 
-// EncodeJSON encodes a block into an JSON data dump.
+// EncodeJSON encodes a block into a JSON data dump.
 func (b *Block) EncodeJSON() (string, error) {
  data, err := json.Marshal(b.block)
  return string(data), err
@@ -220,7 +220,7 @@ func (tx *Transaction) EncodeRLP() ([]byte, error) {
  return rlp.EncodeToBytes(tx.tx)
 }
 
-// NewTransactionFromJSON parses a transaction from an JSON data dump.
+// NewTransactionFromJSON parses a transaction from a JSON data dump.
 func NewTransactionFromJSON(data string) (*Transaction, error) {
  tx := &Transaction{
  tx: new(types.Transaction),
@@ -231,7 +231,7 @@ func NewTransactionFromJSON(data string) (*Transaction, error) {
  return tx, nil
 }
 
-// EncodeJSON encodes a transaction into an JSON data dump.
+// EncodeJSON encodes a transaction into a JSON data dump.
 func (tx *Transaction) EncodeJSON() (string, error) {
  data, err := json.Marshal(tx.tx)
  return string(data), err
@@ -312,7 +312,7 @@ func (r *Receipt) EncodeRLP() ([]byte, error) {
  return rlp.EncodeToBytes(r.receipt)
 }
 
-// NewReceiptFromJSON parses a transaction receipt from an JSON data dump.
+// NewReceiptFromJSON parses a transaction receipt from a JSON data dump.
 func NewReceiptFromJSON(data string) (*Receipt, error) {
  r := &Receipt{
  receipt: new(types.Receipt),
@@ -323,7 +323,7 @@ func NewReceiptFromJSON(data string) (*Receipt, error) {
  return r, nil
 }
 
-// EncodeJSON encodes a transaction receipt into an JSON data dump.
+// EncodeJSON encodes a transaction receipt into a JSON data dump.
 func (r *Receipt) EncodeJSON() (string, error) {
  data, err := rlp.EncodeToBytes(r.receipt)
  return string(data), err

node/config.go

@@ -209,7 +209,7 @@ func DefaultHTTPEndpoint() string {
  return config.HTTPEndpoint()
 }
 
-// WSEndpoint resolves an websocket endpoint based on the configured host interface
+// WSEndpoint resolves a websocket endpoint based on the configured host interface
 // and port parameters.
 func (c *Config) WSEndpoint() string {
  if c.WSHost == "" {

rpc/doc.go

@@ -92,7 +92,7 @@ An example method:
 Subscriptions are deleted when:
  - the user sends an unsubscribe request
  - the connection which was used to create the subscription is closed. This can be initiated
- by the client and server. The server will close the connection on an write error or when
+ by the client and server. The server will close the connection on a write error or when
  the queue of buffered notifications gets too big.
 */
 package rpc

swarm/network/kademlia/address.go

@@ -51,7 +51,7 @@ func (a Address) Bin() string {
 /*
 Proximity(x, y) returns the proximity order of the MSB distance between x and y
 
-The distance metric MSB(x, y) of two equal length byte sequences x an y is the
+The distance metric MSB(x, y) of two equal length byte sequences x and y is the
 value of the binary integer cast of the x^y, ie., x and y bitwise xor-ed.
 the binary cast is big endian: most significant bit first (=MSB).