func()

in cli/flag/colon_separated_multimap_string_string.go [47:69]

• 22 lines of code
• 7 McCabe index (conditional complexity)

func (m *ColonSeparatedMultimapStringString) Set(value string) error {
	if m.Multimap == nil {
		return fmt.Errorf("no target (nil pointer to map[string][]string)")
	}
	if !m.initialized || *m.Multimap == nil {
		// clear default values, or allocate if no existing map
		*m.Multimap = make(map[string][]string)
		m.initialized = true
	}
	for _, pair := range strings.Split(value, ",") {
		if len(pair) == 0 {
			continue
		}
		kv := strings.SplitN(pair, ":", 2)
		if len(kv) != 2 {
			return fmt.Errorf("malformed pair, expect string:string")
		}
		k := strings.TrimSpace(kv[0])
		v := strings.TrimSpace(kv[1])
		(*m.Multimap)[k] = append((*m.Multimap)[k], v)
	}
	return nil
}