void (@NotNull RefVisitor visitor) { for (RefElement refElement : getSortedElements()) { refElement.accept(visitor); } List<RefModule> filteredModules = ContainerUtil.filter(myModules.values(), refModule -> ReadAction.compute(() -> myScope.containsModule(refModule.getModule()))); for (RefModule refModule : filteredModules) { refModule.accept(visitor); } for (RefManagerExtension<?> extension : myExtensions.values()) { extension.iterate(visitor); } }