Content Sureness

internal/pipeline/build.go

@@ -777,7 +777,7 @@ func chunksFromManifest(assets []assetResource, entries []BuildManifestHAK) ([]h
 			}
 			chunkAssets = append(chunkAssets, asset)
 		}
-		chunks = append(chunks, hakChunk{
+		chunk := hakChunk{
 			Config: project.HAKConfig{
 				Name:     entry.Group,
 				Priority: entry.Priority,
@@ -788,7 +788,14 @@ func chunksFromManifest(assets []assetResource, entries []BuildManifestHAK) ([]h
 			Name:   entry.Name,
 			Assets: chunkAssets,
 			Size:   erf.ArchiveSize(resourceSlice(chunkAssets)),
-		})
+		}
+		// A manifest can name two distinct source paths that collapse to the same
+		// resref+type (e.g. creature/foo.mdl and placeable/foo.mdl); without this
+		// guard the second would silently shadow the first in the ERF.
+		if err := ensureUniqueChunkResources(chunk); err != nil {
+			return nil, err
+		}
+		chunks = append(chunks, chunk)
 	}
 	return chunks, nil
 }