import { foldclosedend } from "https://deno.land/x/denops_std@v3.10.1/function/mod.ts";
The result is a Number. If the line {lnum} is in a closed fold, the result is the number of the last line in that fold. If the line {lnum} is not in a closed fold, -1 is returned. {lnum} is used like with |getline()|. Thus "." is the current line, "'m" mark m, etc. Can also be used as a |method|: GetLnum()->foldclosedend()
Parameters
denops: Denops