Program testing user defined --help flag and contextual information in help text

cmd.go

package main

import (
	"fmt"

	"github.com/spf13/cobra"
)

var _ = fmt.Print

func main() {
	cmd := &cobra.Command{
		Use:   "cmd",
		Short: "cmd help",
		Run:   func(_ *cobra.Command, _ []string) {},
	}
	cmd.Flags().Bool("help", false, "help flag")
	cmd.SetHelpTemplate(`{{.Name }} is so cool and awesome
`)

	subcmd := &cobra.Command{
		Use:   "subcmd",
		Short: "subcmd help",
		Run:   func(_ *cobra.Command, _ []string) {},
	}
	subcmd.Flags().BoolP("help", "s", false, "subcmd help flag")
	subcmd.SetHelpTemplate(`But {{.Short}} is how it should be
`)
	cmd.AddCommand(subcmd)

	subcmd2 := &cobra.Command{
		Use:   "subcmd2",
		Short: "subcmd help",
		Run:   func(_ *cobra.Command, _ []string) {},
	}
	subcmd2.Flags().String("help", "help", "subcmd2 help flag")
	cmd.AddCommand(subcmd2)

	cmd.Execute()
}