func main()

in cmd/build-fc-zip/main.go [18:53]

• 33 lines of code
• 5 McCabe index (conditional complexity)

func main() {
	app := &cli.App{
		Name:  "build-fc-zip",
		Usage: "Put an executable and supplemental files into a zip file that works with Aliyun FunctionCompute.",
		Flags: []cli.Flag{
			&cli.StringFlag{
				Name:    "output",
				Aliases: []string{"o"},
				Value:   "",
				Usage:   "output file path for the zip. Defaults to the first input file name.",
			},
		},
		Action: func(c *cli.Context) error {
			if !c.Args().Present() {
				return errors.New("no input provided")
			}

			inputExe := c.Args().First()
			outputZip := c.String("output")
			if outputZip == "" {
				outputZip = fmt.Sprintf("%s.zip", filepath.Base(inputExe))
			}

			if err := compressExeAndArgs(outputZip, inputExe, c.Args().Tail()); err != nil {
				return fmt.Errorf("failed to compress file: %v", err)
			}
			log.Print("wrote " + outputZip)
			return nil
		},
	}

	if err := app.Run(os.Args); err != nil {
		fmt.Fprintf(os.Stderr, "%v\n", err)
		os.Exit(1)
	}
}