/**
 * Returns the root node, this is, will follow the tree up to the node with no parent and will return it.
 *
 * Note that this function will throw if the passed object is not a node.
 *
 * @template TRoot Root object type.
 * @param node Node to get the root from.
 * @returns Root object.
 */
export declare function getRoot<TRoot extends object>(node: object): TRoot;