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