import { CompressionStream } from "https://deno.land/x/deno@v1.40.5/cli/tsc/dts/lib.webworker.d.ts";
type
{ prototype: CompressionStream; new (format: CompressionFormat): CompressionStream; }
x/deno/cli/tsc/dts/lib.webworker.d.ts>CompressionStream
import { CompressionStream } from "https://deno.land/x/deno@v1.40.5/cli/tsc/dts/lib.webworker.d.ts";