chore: fix some struct names in comment

cmd/collector/app/sanitizer/service_name_sanitizer.go

@@ -15,7 +15,7 @@ func NewServiceNameSanitizer(c cache.Cache) SanitizeSpan {
 	return sanitizer.Sanitize
 }
 
-// ServiceNameSanitizer sanitizes the service names in span annotations given a source of truth alias to service cache.
+// serviceNameSanitizer sanitizes the service names in span annotations given a source of truth alias to service cache.
 type serviceNameSanitizer struct {
 	cache cache.Cache
 }

cmd/jaeger/internal/integration/span_reader.go

@@ -27,7 +27,7 @@ var (
 	_ io.Closer        = (*spanReader)(nil)
 )
 
-// SpanReader retrieve span data from Jaeger-v2 query with api_v2.QueryServiceClient.
+// spanReader retrieve span data from Jaeger-v2 query with api_v2.QueryServiceClient.
 type spanReader struct {
 	logger     *zap.Logger
 	clientConn *grpc.ClientConn

cmd/jaeger/internal/integration/span_writer.go

@@ -26,7 +26,7 @@ var (
 	_ io.Closer        = (*spanWriter)(nil)
 )
 
-// SpanWriter utilizes the OTLP exporter to send span data to the Jaeger-v2 receiver
+// spanWriter utilizes the OTLP exporter to send span data to the Jaeger-v2 receiver
 type spanWriter struct {
 	logger   *zap.Logger
 	exporter exporter.Traces

pkg/es/client/index_client.go

@@ -29,7 +29,7 @@ type Alias struct {
 	Index string
 	// Alias name.
 	Name string
-	// IsWritedIndex option
+	// IsWriteIndex option
 	IsWriteIndex bool
 }
 

storage_v2/spanstore/writer.go

@@ -11,7 +11,7 @@ import (
 
 // Writer writes spans to storage.
 type Writer interface {
-	// WriteTrace writes a batch of spans to storage. Idempotent.
+	// WriteTraces writes a batch of spans to storage. Idempotent.
 	// Implementations are not required to support atomic transactions,
 	// so if any of the spans fail to be written an error is returned.
 	// Compatible with OTLP Exporter API.