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