Golang Command.Flags方法代碼示例

func NewCmdSignup(cl *libcmdline.CommandLine, g *libkb.GlobalContext) cli.Command {
	cmd := cli.Command{
		Name:  "signup",
		Usage: "Signup for a new account",
		Action: func(c *cli.Context) {
			cl.ChooseCommand(NewCmdSignupRunner(g), "signup", c)
		},
		Flags: []cli.Flag{
			cli.StringFlag{
				Name:  "c, invite-code",
				Usage: "Specify an invite code.",
			},
			cli.StringFlag{
				Name:  "email",
				Usage: "Specify an account email.",
			},
			cli.StringFlag{
				Name:  "username",
				Usage: "Specify a username.",
			},
		},
	}
	cmd.Flags = append(cmd.Flags, extraSignupFlags...)
	return cmd
}

func NewCmdLogin(cl *libcmdline.CommandLine, g *libkb.GlobalContext) cli.Command {
	cmd := cli.Command{
		Name:         "login",
		ArgumentHelp: "[username]",
		Usage:        "Establish a session with the keybase server",
		Action: func(c *cli.Context) {
			cl.ChooseCommand(NewCmdLoginRunner(g), "login", c)
		},
		Flags: []cli.Flag{
			cli.BoolFlag{
				Name:  "provision-by-email",
				Usage: "Use an email address associated with a keybase account to provision a device",
			},
		},
	}
	// Note we'll only be able to set this via mode via Environment variable
	// since it's too early to check command-line setting of it.
	if g.Env.GetRunMode() == libkb.DevelRunMode {
		cmd.Flags = append(cmd.Flags, cli.BoolFlag{
			Name:  "emulate-gui",
			Usage: "emulate GUI signing and fork GPG from the service",
		})
	}
	return cmd
}

// NewCmdProve makes a new prove command from the given CLI parameters.
func NewCmdProve(cl *libcmdline.CommandLine, g *libkb.GlobalContext) cli.Command {
	serviceList := strings.Join(libkb.ListProofCheckers(), ", ")
	description := fmt.Sprintf("Supported services are: %s.", serviceList)
	cmd := cli.Command{
		Name:         "prove",
		ArgumentHelp: "<service> [service username]",
		Usage:        "Generate a new proof",
		Description:  description,
		Flags: []cli.Flag{
			cli.StringFlag{
				Name:  "output, o",
				Usage: "Output proof text to a file (rather than standard out).",
			},
			cli.BoolFlag{
				Name:  "force, f",
				Usage: "Don't prompt.",
			},
		},
		Action: func(c *cli.Context) {
			cl.ChooseCommand(&CmdProve{Contextified: libkb.NewContextified(g)}, "prove", c)
		},
	}
	cmd.Flags = append(cmd.Flags, restrictedProveFlags...)
	return cmd
}

func cmdIDAddFlags(cmd *cli.Command) {
	cmd.Flags = append(cmd.Flags, cli.BoolFlag{
		Name:  "delegate-identify-ui",
		Usage: "Delegate our identify UI to another process",
	})
}