@Nullable
  private static String getNodeText(@NotNull ASTNode node, @NotNull IElementType type) {
    final ASTNode valueNode = node.findChildByType(type);
    if (valueNode != null) {
      return valueNode.getText();
    } else {
      return null;
    }
  }
@Nullable
  private static String getNodeText(@NotNull ASTNode node, @NotNull IElementType type)