import { autowriteall } from "https://deno.land/x/denops_std@v3.10.1/option/mod.ts";
Like 'autowrite', but also used for commands ":edit", ":enew", ":quit", ":qall", ":exit", ":xit", ":recover" and closing the Vim window. Setting this option also implies that Vim behaves like 'autowrite' has been set.