@Override
protected void addReferenceAtCaret(Collection<PsiReference> refs) {
final V variable = getLocalVariable();
if (variable != null) {
for (PsiReference reference : ReferencesSearch.search(variable)) {
refs.add(reference);
}
} else {
refs.clear();
}
}
public void clear() {
for (Collection<PsiElement> elements : groupedByValue) {
elements.clear();
}
}