private IndexArtifact[] ProduceArtifacts(IList <string> assetPaths)
{
var artifacts = InitializeIndexArtifacts(assetPaths);
var indexImporterType = SearchIndexEntryImporter.GetIndexImporterType(settings.type, settings.options.GetHashCode());
#if UNITY_2020_2_OR_NEWER
var artifactIds = AssetDatabaseExperimental.ProduceArtifactsAsync(artifacts.Select(a => new GUID(a.guid)).ToArray(), indexImporterType);
for (int i = 0; i < artifactIds.Length; ++i)
{
artifacts[i].key = artifactIds[i].value;
}
#else
for (int i = 0; i < artifacts.Length; ++i)
{
if (String.IsNullOrEmpty(artifacts[i].guid))
{
continue;
}
artifacts[i].key = ProduceArtifact(artifacts[i].guid, indexImporterType, ImportMode.Asynchronous);
}
#endif
return(artifacts);
}