Method encodeMessage

test/common/websocket-server.js:94–108

(message)

  }

  encodeMessage(message) {
    const msgBuffer = Buffer.from(message);
    const length = msgBuffer.length;
    const frame = [0x81];

    if (length < 126) {
      frame.push(length);
    } else if (length < 65536) {
      frame.push(126, (length >> 8) & 0xff, length & 0xff);
    } else {
      throw new Error('Message too long');
    }

    return Buffer.concat([Buffer.from(frame), msgBuffer]);
  }
}

module.exports = WebSocketServer;