func()

in cli/flag/map_string_bool.go [54:80]

• 26 lines of code
• 8 McCabe index (conditional complexity)

func (m *MapStringBool) Set(value string) error {
	if m.Map == nil {
		return fmt.Errorf("no target (nil pointer to map[string]bool)")
	}
	if !m.initialized || *m.Map == nil {
		// clear default values, or allocate if no existing map
		*m.Map = make(map[string]bool)
		m.initialized = true
	}
	for _, s := range strings.Split(value, ",") {
		if len(s) == 0 {
			continue
		}
		arr := strings.SplitN(s, "=", 2)
		if len(arr) != 2 {
			return fmt.Errorf("malformed pair, expect string=bool")
		}
		k := strings.TrimSpace(arr[0])
		v := strings.TrimSpace(arr[1])
		boolValue, err := strconv.ParseBool(v)
		if err != nil {
			return fmt.Errorf("invalid value of %s: %s, err: %v", k, v, err)
		}
		(*m.Map)[k] = boolValue
	}
	return nil
}