import { belloff } from "https://deno.land/x/denops_std@v4.1.0/option/mod.ts";
Specifies for which events the bell will not be rung. It is a comma separated list of items. For each item that is present, the bell will be silenced. This is most useful to specify specific events in insert mode to be silenced. You can also make it flash by using 'visualbell'.