import { bufio } from "https://deno.land/x/aleph@v0.3.0-alpha.8/deps.ts";
const { BufReader } = bufio;
return new BufReader unless r is BufReader
import { bufio } from "https://deno.land/x/aleph@v0.3.0-alpha.8/deps.ts";
const { BufReader } = bufio;
return new BufReader unless r is BufReader