[Elastic Agent] Fix some typos (#29890)

dev-tools/mage/crossbuild.go

@@ -43,8 +43,8 @@ const defaultCrossBuildTarget = "golangCrossBuild"
 // See NewPlatformList for details about platform filtering expressions.
 var Platforms = BuildPlatforms.Defaults()
 
-// Types is the list of package types
-var SelectedPackageTypes []PackageType
+// SelectedPackageTypes is the list of package types
+var SelectedPackageTypes []PackageType = []PackageType{TarGz}
 
 func init() {
 	// Allow overriding via PLATFORMS.

libbeat/common/backoff/equal_jitter.go

@@ -47,11 +47,11 @@ func NewEqualJitterBackoff(done <-chan struct{}, init, max time.Duration) Backof
 
 // Reset resets the duration of the backoff.
 func (b *EqualJitterBackoff) Reset() {
-	// Allow to sleep at least the init period on the first wait.
+	// Allow sleeping at least the init period on the first wait.
 	b.duration = b.init * 2
 }
 
-// Wait block until either the timer is completed or channel is done.
+// Wait blocks until either the timer is completed or channel is done.
 func (b *EqualJitterBackoff) Wait() bool {
 	// Make sure we have always some minimal back off and jitter.
 	temp := int64(b.duration / 2)

libbeat/logp/configure/logging.go

@@ -60,7 +60,7 @@ func Logging(beatName string, cfg *common.Config) error {
 	return logp.Configure(config)
 }
 
-// Logging builds a logp.Config based on the given common.Config and the specified
+// LoggingWithOutputs builds a logp.Config based on the given common.Config and the specified
 // CLI flags along with the given outputs.
 func LoggingWithOutputs(beatName string, cfg *common.Config, outputs ...zapcore.Core) error {
 	config := logp.DefaultConfig(environment)

libbeat/logp/core.go

@@ -67,7 +67,7 @@ func Configure(cfg Config) error {
 	return ConfigureWithOutputs(cfg)
 }
 
-// XXX: ConfigureWithOutputs is used by elastic-agent only (See file: x-pack/elastic-agent/pkg/core/logger/logger.go).
+// ConfigureWithOutputs XXX: is used by elastic-agent only (See file: x-pack/elastic-agent/pkg/core/logger/logger.go).
 // The agent requires that the output specified in the config object is configured and merged with the
 // logging outputs given.
 func ConfigureWithOutputs(cfg Config, outputs ...zapcore.Core) error {

x-pack/elastic-agent/magefile.go

@@ -508,7 +508,7 @@ func runAgent(env map[string]string) error {
 		return err
 	}
 
-	// docker does not exists for this commit, build it
+	// docker does not exist for this commit, build it
 	if !strings.Contains(dockerImageOut, tag) {
 		// produce docker package
 		packageAgent([]string{

x-pack/elastic-agent/pkg/agent/application/gateway/fleet/fleet_gateway.go

@@ -127,7 +127,8 @@ func newFleetGatewayWithScheduler(
 	stateStore stateStore,
 ) (gateway.FleetGateway, error) {
 
-	// Backoff implementation doesn't support the using context as the shutdown mechanism.
+	// Backoff implementation doesn't support the use of a context [cancellation]
+	// as the shutdown mechanism.
 	// So we keep a done channel that will be closed when the current context is shutdown.
 	done := make(chan struct{})
 

x-pack/elastic-agent/pkg/agent/application/pipeline/pipeline.go

@@ -29,7 +29,7 @@ var DefaultRK = "default"
 // RoutingKey is used for routing as pipeline id.
 type RoutingKey = string
 
-// Router is an interace routes programs to correspongind stream
+// Router is an interface routing programs to the corresponding stream.
 type Router interface {
 	Routes() *sorted.Set
 	Route(id string, grpProg map[RoutingKey][]program.Program) error

x-pack/elastic-agent/pkg/agent/application/reexec/manager.go

@@ -54,7 +54,7 @@ func (m *manager) ReExec(shutdownCallback ShutdownCallbackFn, argOverrides ...st
 		if shutdownCallback != nil {
 			if err := shutdownCallback(); err != nil {
 				// panic; because there is no going back, everything is shutdown
-				panic(errors.New(errors.TypeUnexpected, err, "failure occured during shutdown cleanup"))
+				panic(errors.New(errors.TypeUnexpected, err, "failure occurred during shutdown cleanup"))
 			}
 		}
 

x-pack/elastic-agent/pkg/core/server/server.go

@@ -581,7 +581,7 @@ func (as *ApplicationState) Stop(timeout time.Duration) error {
 		doneChan := as.checkinDone
 		as.checkinLock.RUnlock()
 		if (wasConn && doneChan == nil) || (!wasConn && s == proto.StateObserved_STOPPING && doneChan == nil) {
-			// either occurred
+			// either occurred:
 			// * client was connected then disconnected on stop
 			// * client was not connected; connected; received stopping; then disconnected
 			as.Destroy()

x-pack/elastic-agent/pkg/core/status/reporter.go

@@ -279,7 +279,7 @@ func (r *reporter) Update(s state.Status, message string, payload map[string]int
 	}
 }
 
-// Unregister unregister status from reporter. Reporter will no longer be taken into consideration
+// Unregister unregisters status from reporter. Reporter will no longer be taken into consideration
 // for overall status computation.
 func (r *reporter) Unregister() {
 	r.mx.Lock()