func()

in apt/message_reader.go [99:121]

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

func (r *MessageReader) parseField(line string) error {
	if line == "" {
		return errors.New("empty message field")
	}
	line = strings.TrimSpace(line)
	parts := strings.SplitN(line, ":", 2)
	if len(parts) < 2 {
		return fmt.Errorf("malformed field %q, not enough parts", line)
	}
	if r.message.fields == nil {
		r.message.fields = make(map[string][]string)
	}
	key := strings.TrimSpace(parts[0])
	value := strings.TrimSpace(parts[1])
	if key == "" || value == "" {
		return fmt.Errorf("malformed field %q, empty key or value", line)
	}

	fieldlist := r.message.fields[key]
	fieldlist = append(fieldlist, value)
	r.message.fields[key] = fieldlist
	return nil
}