src/vs/base/browser/ui/tree/asyncDataTree.ts/createAsyncDataTreeNode
function createAsyncDataTreeNode<TInput, T>(props: IAsyncDataTreeNodeRequiredProps<TInput, T>): IAsyncDataTreeNode<TInput, T> {
	return {
		...props,
		children: [],
		refreshPromise: undefined,
		stale: true,
		slow: false,
		collapsedByDefault: undefined
	};
}