Method canCompress

src/cmap/commands.ts:774–778

(command: WriteProtocolMessageType)

  // Return whether a command contains an uncompressible command term
  // Will return true if command contains no uncompressible command terms
  static canCompress(command: WriteProtocolMessageType) {
    const commandDoc = command instanceof OpMsgRequest ? command.command : command.query;
    const commandName = Object.keys(commandDoc)[0];
    return !uncompressibleCommands.has(commandName);
  }

  async toBin(): Promise<Uint8Array[]> {
    const concatenatedOriginalCommandBuffer = ByteUtils.concat(this.command.toBin());