import { Event } from "https://deno.land/x/middleware@1.2.0/deps.ts";
Module
x/middleware/deps.ts>Event#subscribeOnce
If you're gonna implement middlewares, you should do it right! ;)
Latest
x/middleware/deps.ts>Event#subscribeOnce
import { Event } from "https://deno.land/x/middleware@1.2.0/deps.ts";