package main import ( "fmt" "os" "text/template" "github.com/urfave/cli" ) var userInfoCmd = cli.Command{ Name: "info", Usage: "show user details", Action: userInfo, Flags: []cli.Flag{ cli.StringFlag{ Name: "format", Usage: "format output", Value: tmplUserInfo, }, }, } func userInfo(c *cli.Context) error { client, err := newClient(c) if err != nil { return err } login := c.Args().First() if len(login) == 0 { return fmt.Errorf("Missing or invalid user login") } user, err := client.User(login) if err != nil { return err } tmpl, err := template.New("_").Parse(c.String("format") + "\n") if err != nil { return err } return tmpl.Execute(os.Stdout, user) } // template for user information var tmplUserInfo = `User: {{ .Login }} Email: {{ .Email }}`