Method close

masfactory-visualizer/src/runtime/wsServer.ts:126–141

(code = 1000, reason = '')

  }

  public close(code = 1000, reason = ''): void {
    if (this.closed) {return;}
    this.closed = true;
    try {
      const reasonBuf = Buffer.from(reason, 'utf8');
      const payload = Buffer.allocUnsafe(2 + reasonBuf.length);
      payload.writeUInt16BE(code, 0);
      reasonBuf.copy(payload, 2);
      this.socket.write(encodeFrame(0x8, payload));
    } catch {
      // ignore
    } finally {
      this.emitCloseOnce();
      this.socket.end();
    }
  }

  private emitCloseOnce(): void {
    if (this.closeEmitted) {return;}