package cmd

import (
	"fmt"

	"github.com/smira/aptly/aptly"
	"github.com/smira/commander"
)

func aptlyVersion(cmd *commander.Command, args []string) error {
	if len(args) != 0 {
		cmd.Usage()
		return commander.ErrCommandError
	}

	fmt.Printf("aptly version: %s\n", aptly.Version)
	return nil
}

func makeCmdVersion() *commander.Command {
	return &commander.Command{
		Run:       aptlyVersion,
		UsageLine: "version",
		Short:     "display version",
		Long: `
Shows aptly version.

ex:
  $ aptly version
`,
	}
}
