Remove redundant Distinct() after Union() in ContainerLayerIds merge

Aayush Maini · Copilot · Aayush Maini · commit 4fb67ceef41e · 2026-04-13T17:10:36.000-07:00
Co-authored-by: Copilot &lt;223556219+Copilot@users.noreply.github.com&gt;
diff --git a/src/Microsoft.ComponentDetection.Common/DependencyGraph/ComponentRecorder.cs b/src/Microsoft.ComponentDetection.Common/DependencyGraph/ComponentRecorder.cs
@@ -100,7 +100,7 @@ private static void MergeComponentMetadata(DetectedComponent source, DetectedCom
         {
             if (target.ContainerLayerIds.TryGetValue(kvp.Key, out var existingLayers))
             {
-                target.ContainerLayerIds[kvp.Key] = existingLayers.Union(kvp.Value).Distinct().ToList();
+                target.ContainerLayerIds[kvp.Key] = existingLayers.Union(kvp.Value).ToList();
             }
             else
             {

Original file line number	Diff line number	Diff line change
`@@ -100,7 +100,7 @@ private static void MergeComponentMetadata(DetectedComponent source, DetectedCom`
`100`	`100`	`{`
`101`	`101`	`if (target.ContainerLayerIds.TryGetValue(kvp.Key, out var existingLayers))`
`102`	`102`	`{`
`103`		`- target.ContainerLayerIds[kvp.Key] = existingLayers.Union(kvp.Value).Distinct().ToList();`
	`103`	`+ target.ContainerLayerIds[kvp.Key] = existingLayers.Union(kvp.Value).ToList();`
`104`	`104`	`}`
`105`	`105`	`else`
`106`	`106`	`{`