Function yaml_document_get_root_node

external/libyaml/src/api.c:1179–1188

 */

YAML_DECLARE(yaml_node_t *)
yaml_document_get_root_node(yaml_document_t *document)
{
    assert(document);   /* Non-NULL document object is expected. */

    if (document->nodes.top != document->nodes.start) {
        return document->nodes.start;
    }
    return NULL;
}

/*
 * Add a scalar node to a document.