setCommands() {
    const commandsList = this.client.getBuiltinCommands();

    for (const command of commandsList) {
      this.commands[command] = async (...args) => {
        if (!this.connected) {
          throw kerror.get("notconnected");
        }

        return this.client[command](...args);
      };
    }
  }
Initializes the Redis commands list, and add transformers when necessary