writer.println("return true;");
writer.println("return;");
    public void printTreeCaseBody(TreeNode node) {        if (node.fields != null) {            for (int i = 0; i < node.fields.length; i++) {                TreeField field = node.fields[i];                printCheckField(node, field.type, field.name, "i");            }        }        printCheckNode(node);        writer.println("return true;");    }