import { CloseEvent } from "https://deno.land/x/deno@v1.28.3/cli/tsc/dts/lib.webworker.d.ts";
type
{ prototype: CloseEvent; new (type: string, eventInitDict?: CloseEventInit): CloseEvent; }
x/deno/cli/tsc/dts/lib.webworker.d.ts>CloseEvent
import { CloseEvent } from "https://deno.land/x/deno@v1.28.3/cli/tsc/dts/lib.webworker.d.ts";