interface RollupWatcher
implements TypedEventEmitter<{ change: (id: string, change: { event: string; }) => void; close: () => void; event: (event: RollupWatcherEvent) => void; restart: () => void; }>
import { type RollupWatcher } from "https://deno.land/x/snel@v0.7.1/imports/drollup.ts";