@atlaskit/tree/dist/es2019/utils/moveItemOnTree.js

A React Component for displaying expandable and sortable tree hierarchies

import { addItemToTree, removeItemFromTree } from './tree';
export const moveItemOnTree = (tree, from, to) => {
  const {
    tree: treeWithoutSource,
    itemRemoved
  } = removeItemFromTree(tree, from);
  return addItemToTree(treeWithoutSource, to, itemRemoved);
};