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/// import
import { Buffer } from "node:buffer";
/// util
import { DEFAULT } from "./default.ts";


/// export
export class Stream {  decodeBytes = 0;  encodeBytes = 0;
  decode(sbuf) {    const dfault = new DEFAULT();    const len = sbuf.readUInt16BE(0);
    // not enough data    if (sbuf.byteLength < len + 2)      return null;
    const result = dfault.decode(sbuf.slice(2));    this.decodeBytes = dfault.decodeBytes;
    return result;  }
  encode(result) {    const dfault = new DEFAULT();    const buf = dfault.encode(result);    // const sbuf = Buffer.alloc(2); /// causes > TS2339 [ERROR]: Property "writeUInt16BE" does not exist on type "Uint8Array".    const sbuf = Buffer.from(Buffer.alloc(2));
    sbuf.writeUInt16BE(buf.byteLength);    const combine = Buffer.concat([sbuf, buf]);
    this.encodeBytes = combine.byteLength;    return combine;  }}