/**
 * Collapse nodes within the given start and end nodes to their common ancestor node,
 * split parent nodes if necessary
 * @param root The root node of the scope
 * @param start The start node
 * @param end The end node
 * @param canSplitParent True to allow split parent node there are nodes before start or after end under the same parent
 * and the returned nodes will be all nodes from start through end after splitting
 * False to disallow split parent
 * @returns When canSplitParent is true, returns all node from start through end after splitting,
 * otherwise just return start and end
 */
export default function collapseNodes(root: Node, start: Node, end: Node, canSplitParent: boolean): Node[];
/**
 * @internal
 * Collapse a node by traversing its parent nodes until we get the common ancestor node of node and ref node
 * @param root Root node, traversing will be limited under this scope
 * @param node The node to collapse
 * @param ref Ref node. The result will be the nearest common ancestor node of the given node and this ref node
 * @param isStart Whether the given node is start of the sequence of nodes to collapse
 * @param canSplitParent Whether splitting parent node is allowed
 * @returns The common ancestor node of the given node ref node
 */
export declare function collapse(root: Node, node: Node, ref: Node, isStart: boolean, canSplitParent: boolean): Node;