Function getDataAsTree2

getDataAsTree2<T>(
    items: Iterable<T>,
    getChildren: (item: T) => T[] | undefined,
    parent?: TreeItem<T, T>,
    depth?: number,
): TreeItemM<T>[]
Converts a list of items to a tree using a user-defined getChildren function.

TODO: optimize the design so that it is not necessary to call getChildren() on non-expanded nodes.
Type Parameters
- T
Parameters
- items: Iterable<T>
- getChildren: (item: T) => T[] | undefined
- Optionalparent: TreeItem<T, T>
- depth: number = 0
Returns TreeItemM<T>[]
- Defined in src/TreeList.tsx:507