@Override
    public boolean visitExpression(@NotNull UExpression node) {
      // for lambda expressions and method references
      RefElement refElement = myRefManager.getReference(node.getSourcePsi());
      if (refElement != null) {
        myRefManager.buildReferences(refElement);
      }
      return true;
    }
@Override
    public boolean visitExpression(@NotNull UExpression node)