func saveCode()

in commands/action.go [709:761]
42 lines of code
13 McCabe index (conditional complexity)

func saveCode(action whisk.Action, filename string) (err error) {
	var code string
	var runtime string
	var exec whisk.Exec

	exec = *action.Exec
	runtime = strings.Split(exec.Kind, ":")[0]

	if strings.ToLower(runtime) == BLACKBOX && exec.Code == nil && *exec.Binary == false {
		return cannotSaveImageError()
	} else if strings.ToLower(runtime) == SEQUENCE {
		return cannotSaveSequenceError()
	}

	if exec.Code != nil {
		code = *exec.Code
	}

	if *exec.Binary {
		decoded, _ := base64.StdEncoding.DecodeString(code)
		code = string(decoded)

		if len(filename) == 0 {
			filename = action.Name + getBinaryKindExtension(runtime)
		}
	} else {
		if len(filename) == 0 {
			filename = action.Name + getKindExtension(runtime)
		}
	}

	if exists, err := FileExists(filename); err != nil {
		return err
	} else if exists {
		return fileExistsError(filename)
	}

	if err := writeFile(filename, code); err != nil {
		return err
	}

	pwd, err := os.Getwd()
	if err != nil {
		whisk.Debug(whisk.DbgError, "os.Getwd() error: %s\n", err)
		return err
	}

	savedPath := fmt.Sprintf("%s%s%s", pwd, string(os.PathSeparator), filename)

	printSavedActionCodeSuccess(savedPath)

	return nil
}