pub fn fold_cluster_feature_name<F, T: AstInfo, T2: AstInfo>(
folder: &mut F,
node: ClusterFeatureName,
) -> ClusterFeatureNamepub fn fold_cluster_feature_name<F, T: AstInfo, T2: AstInfo>(
folder: &mut F,
node: ClusterFeatureName,
) -> ClusterFeatureName