method BufWriterSync.createimport { BufWriterSync } from "https://deno.land/std@0.218.2/io/buf_writer.ts"; create(writer: WriterSync, size?: number): BufWriterSyncreturn new BufWriterSync unless writer is BufWriterSync Parameterswriter: WriterSyncoptionalsize: number = [UNSUPPORTED]ReturnsBufWriterSync