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: transport.go
    path of file: ./repos/kubeedge/vendor/go.etcd.io/etcd/client/pkg/v3/transport
    
    the code of the file until where you have to start completion: // Copyright 2016 The etcd Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package transport

import (
	"context"
	"net"
	"net/http"
	"strings"
	"time"
)

type unixTransport struct{ *http.Transport }

func NewTransport(info TLSInfo, dialtimeoutd time.Duration) (*http.Transport, error) {
	cfg
    
func NewTransport(info TLSInfo, dialtimeoutd time.Duration) (*http.Transport, error) {
	cfg, err := info.ClientConfig()
	if err != nil {
		return nil, err
	}

	t := &http.Transport{
		Proxy: http.ProxyFromEnvironment,
		DialContext: (&net.Dialer{
			Timeout: dialtimeoutd,
			// value taken from http.DefaultTransport
			KeepAlive: 30 * time.Second,
		}).DialContext,
		// value taken from http.DefaultTransport
		TLSHandshakeTimeout: 10 * time.Second,
		TLSClientConfig:     cfg,
	}

	dialer := &net.Dialer{
		Timeout:   dialtimeoutd,
		KeepAlive: 30 * time.Second,
	}

	dialContext := func(ctx context.Context, net, addr string) (net.Conn, error) {
		return dialer.DialContext(ctx, "unix", addr)
	}
	tu := &http.Transport{
		Proxy:               http.ProxyFromEnvironment,
		DialContext:         dialContext,
		TLSHandshakeTimeout: 10 * time.Second,
		TLSClientConfig:     cfg,
		// Cost of reopening connection on sockets is low, and they are mostly used in testing.
		// Long living unix-transport connections were leading to 'leak' test flakes.
		// Alternativly the returned Transport (t) should override CloseIdleConnections to
		// forward it to 'tu' as well.
		IdleConnTimeout: time.Microsecond,
	}
	ut := &unixTransport{tu}

	t.RegisterProtocol("unix", ut)
	t.RegisterProtocol("unixs", ut)

	return t, nil
}