A Deno specific error. The kind property is set to a specific error code which can be used to in application logic.

  try {
    somethingThatMightThrow();
  } catch (e) {
    if (
      e instanceof Deno.DenoError &&
      e.kind === Deno.ErrorKind.Overflow
    ) {
      console.error("Overflow error!");
    }
  }