Compiled Deno project can't import typescript code

async function importjs(js: string, filename = "importedjs") {
  const dataUri =
    "data:text/typescript;charset=utf-8," +
    encodeURIComponent(js) +
    `//# sourceURL=${filename}.ts;`;
  const r = await import(dataUri);
  return r;
}

console.log(
  (await importjs(`export default () => "hello world" as any`)).default()
);