140 lines
3.0 KiB
Go
140 lines
3.0 KiB
Go
package cmd
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import (
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"bytes"
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"fmt"
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"io"
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"os"
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"path/filepath"
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"sort"
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"strings"
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"github.com/spf13/cobra"
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"github.com/spf13/pflag"
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)
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func init() {
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rootCmd.AddCommand(docsCmd)
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docsCmd.Flags().StringP("path", "p", "./docs", "path to save the docs")
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}
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func printToc(names []string) {
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for i, name := range names {
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name = strings.TrimSuffix(name, filepath.Ext(name))
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name = strings.Replace(name, "-", " ", -1)
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names[i] = name
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}
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sort.Strings(names)
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toc := ""
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for _, name := range names {
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toc += "* [" + name + "](cli/" + strings.Replace(name, " ", "-", -1) + ".md)\n"
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}
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fmt.Println(toc)
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}
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var docsCmd = &cobra.Command{
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Use: "docs",
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Hidden: true,
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Args: cobra.NoArgs,
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Run: func(cmd *cobra.Command, args []string) {
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dir := mustGetString(cmd.Flags(), "path")
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generateDocs(rootCmd, dir)
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names := []string{}
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err := filepath.Walk(dir, func(path string, info os.FileInfo, err error) error {
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if err != nil || info.IsDir() {
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return err
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}
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if !strings.HasPrefix(info.Name(), "filebrowser") {
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return nil
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}
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names = append(names, info.Name())
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return nil
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})
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checkErr(err)
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printToc(names)
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},
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}
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func generateDocs(cmd *cobra.Command, dir string) {
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for _, c := range cmd.Commands() {
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if !c.IsAvailableCommand() || c.IsAdditionalHelpTopicCommand() {
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continue
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}
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generateDocs(c, dir)
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}
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basename := strings.Replace(cmd.CommandPath(), " ", "-", -1) + ".md"
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filename := filepath.Join(dir, basename)
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f, err := os.Create(filename)
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checkErr(err)
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defer f.Close()
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generateMarkdown(cmd, f)
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}
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func generateMarkdown(cmd *cobra.Command, w io.Writer) {
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cmd.InitDefaultHelpCmd()
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cmd.InitDefaultHelpFlag()
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buf := new(bytes.Buffer)
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name := cmd.CommandPath()
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short := cmd.Short
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long := cmd.Long
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if long == "" {
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long = short
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}
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buf.WriteString("---\ndescription: " + short + "\n---\n\n")
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buf.WriteString("# " + name + "\n\n")
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buf.WriteString("## Synopsis\n\n")
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buf.WriteString(long + "\n\n")
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if cmd.Runnable() {
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buf.WriteString(fmt.Sprintf("```\n%s\n```\n\n", cmd.UseLine()))
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}
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if len(cmd.Example) > 0 {
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buf.WriteString("## Examples\n\n")
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buf.WriteString(fmt.Sprintf("```\n%s\n```\n\n", cmd.Example))
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}
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printOptions(buf, cmd)
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_, err := buf.WriteTo(w)
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checkErr(err)
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}
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func generateFlagsTable(fs *pflag.FlagSet, buf io.StringWriter) {
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_, _ = buf.WriteString("| Name | Shorthand | Usage |\n")
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_, _ = buf.WriteString("|------|-----------|-------|\n")
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fs.VisitAll(func(f *pflag.Flag) {
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_, _ = buf.WriteString("|" + f.Name + "|" + f.Shorthand + "|" + f.Usage + "|\n")
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})
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}
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func printOptions(buf *bytes.Buffer, cmd *cobra.Command) {
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flags := cmd.NonInheritedFlags()
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flags.SetOutput(buf)
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if flags.HasAvailableFlags() {
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buf.WriteString("## Options\n\n")
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generateFlagsTable(flags, buf)
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buf.WriteString("\n")
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}
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parentFlags := cmd.InheritedFlags()
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parentFlags.SetOutput(buf)
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if parentFlags.HasAvailableFlags() {
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buf.WriteString("### Inherited\n\n")
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generateFlagsTable(parentFlags, buf)
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buf.WriteString("\n")
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}
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}
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