all: fix various typos (ethereum#16533)

* fix typo

* fix typo

* fix typo

Author: wuxiangzhou2010

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 {