func()

in pkg/cli/cli.go [170:219]

• 48 lines of code
• 18 McCabe index (conditional complexity)

func (cl *CommandLineInterface) SetUntouchedFlagValuesToNil() error {
	defaultHandlerErrMsg := "Unable to find a default value handler for %v, marking as no default value. This could be an error"
	defaultHandlerFlags := []string{}

	cl.Command.Flags().VisitAll(func(f *pflag.Flag) {
		if !f.Changed {
			// If nilDefaults entry for flag is set to false, do not change default
			if val := cl.nilDefaults[f.Name]; !val {
				return
			}
			switch v := cl.Flags[f.Name].(type) {
			case *int32:
				if reflect.ValueOf(*v).IsZero() {
					cl.Flags[f.Name] = nil
				}
			case *int:
				if reflect.ValueOf(*v).IsZero() {
					cl.Flags[f.Name] = nil
				}
			case *bytequantity.ByteQuantity:
				if v.Quantity == 0 {
					cl.Flags[f.Name] = nil
				}
			case *float64:
				if reflect.ValueOf(*v).IsZero() {
					cl.Flags[f.Name] = nil
				}
			case *string:
				if reflect.ValueOf(*v).IsZero() {
					cl.Flags[f.Name] = nil
				}
			case *bool:
				if reflect.ValueOf(*v).IsZero() {
					cl.Flags[f.Name] = nil
				}
			case *[]string:
				if reflect.ValueOf(v).IsZero() {
					cl.Flags[f.Name] = nil
				}
			default:
				defaultHandlerFlags = append(defaultHandlerFlags, f.Name)
				cl.Flags[f.Name] = nil
			}
		}
	})
	if len(defaultHandlerFlags) != 0 {
		return fmt.Errorf(defaultHandlerErrMsg, defaultHandlerFlags)
	}
	return nil
}