import { BufWriterSync } from "https://dotland.deno.dev/x/proc@0.21.9/legacy/deps.ts";
return new BufWriterSync unless writer is BufWriterSync
Parameters
writer: WriterSync
import { BufWriterSync } from "https://dotland.deno.dev/x/proc@0.21.9/legacy/deps.ts";
return new BufWriterSync unless writer is BufWriterSync