You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: main.go
    path of file: ./repos/marketstore/cmd/connect
    
    the code of the file until where you have to start completion: package connect

import (
	"errors"
	"fmt"
	"strings"

	"github.com/spf13/cobra"

	"github.com/alpacahq/marketstore/v4/cmd/connect/session"
	"github.com/alpacahq/marketstore/v4/frontend/client"
	"github.com/alpacahq/marketstore/v4/utils"
	"github.com/alpacahq/marketstore/v4/utils/log"
)

const (
	// Command
	// -------------.
	usage   = "connect"
	short   = "Open an interactive session with an existing marketstore database"
	long    = "This command opens an interactive session with an existing marketstore database"
	example = "marketstore connect --url <address>"

	// Flags.
	// -------------
	// Network Address.
	urlFlag    = "url"
	defaultURL = ""
	urlDesc    = "network address to database instance at \"hostname:port\" when used in remote mode"
	// Local directory.
	dirFlag           = "dir"
	defaultDir        = ""
	dirDesc           = "filesystem path of the di
    
func executeConnect(cmd *cobra.Command, args []string) error {
	var (
		c    *session.Client
		conn session.APIClient
		err  error
	)

	// Attempt local mode.
	if dir != "" {
		conn, err = session.NewLocalAPIClient(dir)
		if err != nil {
			return err
		}
	}

	// Attempt remote mode.
	if url != "" {
		// TODO: validate url using go core packages.
		const colonSeparatedURLSliceLen = 2
		splits := strings.Split(url, ":")
		if len(splits) != colonSeparatedURLSliceLen {
			return fmt.Errorf("incorrect URL, need \"hostname:port\", have: %s", url)
		}
		// build url.
		url = "http://" + url

		// Attempt connection to remote host.
		rpcClient, err2 := client.NewClient(url)
		if err2 != nil {
			return err2
		}

		conn = session.NewRemoteAPIClient(url, rpcClient)
	}

	if varCompOff {
		utils.InstanceConfig.DisableVariableCompression = true
	}

	// Initialize connection.
	c = session.NewClient(conn)

	// Enter command loop
	err = c.Read()
	if err != nil {
		return err
	}

	log.Info("closed connection")
	return nil
}