import { LeafTree } from "https://deno.land/x/rimbu@0.14.1/list/custom/implementation/leaf/leaf-tree.ts";
Parameters
child: LeafBlock<T>
x/rimbu/list/custom/implementation/leaf/leaf-tree.ts>LeafTree#appendMiddle
import { LeafTree } from "https://deno.land/x/rimbu@0.14.1/list/custom/implementation/leaf/leaf-tree.ts";