Add evictedqueue copy method

sdk/trace/evictedqueue.go

@@ -5,6 +5,7 @@ package trace // import "go.opentelemetry.io/otel/sdk/trace"
 
 import (
 	"fmt"
+	"slices"
 	"sync"
 
 	"go.opentelemetry.io/otel/internal/global"
@@ -46,3 +47,8 @@ func (eq *evictedQueue[T]) add(value T) {
 	}
 	eq.queue = append(eq.queue, value)
 }
+
+// copy returns a copy of the evictedQueue.
+func (eq *evictedQueue[T]) copy() []T {
+	return slices.Clone(eq.queue)
+}

sdk/trace/span.go

@@ -603,7 +603,7 @@ func (s *recordingSpan) Links() []Link {
 	if len(s.links.queue) == 0 {
 		return []Link{}
 	}
-	return s.interfaceArrayToLinksArray()
+	return s.links.copy()
 }
 
 // Events returns the events of this span.
@@ -613,7 +613,7 @@ func (s *recordingSpan) Events() []Event {
 	if len(s.events.queue) == 0 {
 		return []Event{}
 	}
-	return s.interfaceArrayToEventArray()
+	return s.events.copy()
 }
 
 // Status returns the status of this span.
@@ -735,32 +735,16 @@ func (s *recordingSpan) snapshot() ReadOnlySpan {
 	}
 	sd.droppedAttributeCount = s.droppedAttributes
 	if len(s.events.queue) > 0 {
-		sd.events = s.interfaceArrayToEventArray()
+		sd.events = s.events.copy()
 		sd.droppedEventCount = s.events.droppedCount
 	}
 	if len(s.links.queue) > 0 {
-		sd.links = s.interfaceArrayToLinksArray()
+		sd.links = s.links.copy()
 		sd.droppedLinkCount = s.links.droppedCount
 	}
 	return &sd
 }
 
-func (s *recordingSpan) interfaceArrayToLinksArray() []Link {
-	linkArr := make([]Link, 0)
-	for _, value := range s.links.queue {
-		linkArr = append(linkArr, value)
-	}
-	return linkArr
-}
-
-func (s *recordingSpan) interfaceArrayToEventArray() []Event {
-	eventArr := make([]Event, 0)
-	for _, value := range s.events.queue {
-		eventArr = append(eventArr, value)
-	}
-	return eventArr
-}
-
 func (s *recordingSpan) addChild() {
 	if !s.IsRecording() {
 		return