private static dispatch def Iterable<? extends Node<?>> mergeMultiple(LeafSchemaNode node, List<Node<?>> original,
List<Node<?>> modified, boolean configurational) {
checkArgument(original.size === 1);
private static dispatch def Iterable<? extends Node<?>> mergeMultiple(LeafSchemaNode node, List<Node<?>> original,
List<Node<?>> modified, boolean configurational) {
checkArgument(original.size === 1);