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: md_docs.go
    path of file: ./repos/awless/vendor/github.com/spf13/cobra/doc
    
    the code of the file until where you have to start completion: //Copyright 2015 Red Hat Inc. All rights reserved.
//
// 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 doc

import (
	"bytes"
	"fmt"
	"io"
	"os"
	"path/filepath"
	"sort"
	"strings"
	"time"

	"github.com/spf13/cobra"
)

func printOptions(buf *bytes.Buffer, cmd *cobra.Command, name string) error {
	flags := cmd.NonInheritedFlags()
	flags.SetOutput(buf)
	if flags.HasFlags() {
		buf.WriteString("### Options\n\n```\n")
		flags.PrintDefaults()
		buf.WriteString("```\n\n")
	}

	parentFlags := cmd.InheritedFlags()
	parentFlags.SetOutput(buf)
	if parentFlags.HasFlags() {
		buf.WriteString("### Options inherited from parent commands\n\n```\n")
		parentFlags.PrintDefaults()
		buf.WriteString("```\n\n")
	}
	return nil
}

// GenMarkdown creates markdown output.
func GenMarkdown(cmd *cobra.Command, w io.Writer) error {
	return GenMarkdownCustom(cmd, w, func(s string) string { return s })
}

// GenMarkdownCustom creates custom markdown output.
func GenMarkdownCustom(cmd *cobra.Command, w io.Writer, linkHandler func(string) string) error {
	cmd.InitDef
    
func GenMarkdownCustom(cmd *cobra.Command, w io.Writer, linkHandler func(string) string) error {
	cmd.InitDefaultHelpCmd()
	cmd.InitDefaultHelpFlag()

	buf := new(bytes.Buffer)
	name := cmd.CommandPath()

	short := cmd.Short
	long := cmd.Long
	if len(long) == 0 {
		long = short
	}

	buf.WriteString("## " + name + "\n\n")
	buf.WriteString(short + "\n\n")
	buf.WriteString("### Synopsis\n\n")
	buf.WriteString(long + "\n\n")

	if cmd.Runnable() {
		buf.WriteString(fmt.Sprintf("```\n%s\n```\n\n", cmd.UseLine()))
	}

	if len(cmd.Example) > 0 {
		buf.WriteString("### Examples\n\n")
		buf.WriteString(fmt.Sprintf("```\n%s\n```\n\n", cmd.Example))
	}

	if err := printOptions(buf, cmd, name); err != nil {
		return err
	}
	if hasSeeAlso(cmd) {
		buf.WriteString("### SEE ALSO\n\n")
		if cmd.HasParent() {
			parent := cmd.Parent()
			pname := parent.CommandPath()
			link := pname + ".md"
			link = strings.Replace(link, " ", "_", -1)
			buf.WriteString(fmt.Sprintf("* [%s](%s)\t - %s\n", pname, linkHandler(link), parent.Short))
			cmd.VisitParents(func(c *cobra.Command) {
				if c.DisableAutoGenTag {
					cmd.DisableAutoGenTag = c.DisableAutoGenTag
				}
			})
		}

		children := cmd.Commands()
		sort.Sort(byName(children))

		for _, child := range children {
			if !child.IsAvailableCommand() || child.IsAdditionalHelpTopicCommand() {
				continue
			}
			cname := name + " " + child.Name()
			link := cname + ".md"
			link = strings.Replace(link, " ", "_", -1)
			buf.WriteString(fmt.Sprintf("* [%s](%s)\t - %s\n", cname, linkHandler(link), child.Short))
		}
		buf.WriteString("\n")
	}
	if !cmd.DisableAutoGenTag {
		buf.WriteString("###### Auto generated by spf13/cobra on " + time.Now().Format("2-Jan-2006") + "\n")
	}
	_, err := buf.WriteTo(w)
	return err
}