import { laststatus } from "https://deno.land/x/denops_std@v4.2.0/option/mod.ts";
The value of this option influences when the last window will have a
status line:
0: never
1: only if there are at least two windows
2: always
The screen looks nicer with a status line if you have several
windows, but it takes another screen line. status-line
(default 1)