etcdctl/ctlv3/command/member_command.go
func memberListCommandFunc(cmd *cobra.Command, args []string) {
	ctx, cancel := commandCtx(cmd)
	resp, err := mustClientFromCmd(cmd).MemberList(ctx)
	cancel()
	if err != nil {
		ExitWithError(ExitError, err)
	}

	display.MemberList(*resp)
}
func memberListCommandFunc(cmd *cobra.Command, args []string) {
	ctx, cancel := commandCtx(cmd)
	resp, err := mustClientFromCmd(cmd).MemberList(ctx)
	cancel()
	if err != nil {
		ExitWithError(ExitError, err)
	}

	display.MemberList(*resp)
}
// memberListCommandFunc executes the "member list" command.