Function GenJSONTree

cmd/internal/commands/doc.go:125–150

GenTree generates a JSON tree for the given root command

(root *cobra.Command)

// GenTree generates a JSON tree for the given root command
func GenJSONTree(root *cobra.Command) *cobra.Command {
	cmd := &cobra.Command{
		Use:    "gen-json-tree",
		Hidden: true,
		Short:  fmt.Sprintf("Generate JSON tree for %s", root.Name()),
		RunE: func(cmd *cobra.Command, args []string) error {
			dir, _ := cmd.Flags().GetString("out")

			out := filepath.Join(dir, root.Name()+".json")

			f, err := os.Create(out)
			if err != nil {
				return err
			}
			defer f.Close()

			enc := json.NewEncoder(f)
			enc.SetIndent("", "  ")
			return enc.Encode(map[string]command{
				cmd.Root().Name(): commandTree(cmd.Root()),
			})
		},
	}
	cmd.Flags().StringP("out", "o", "doc", "output directory")
	return cmd
}