func normaliseFields()

in pkg/genlib/fields/fields.go [51:85]

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

func normaliseFields(fields Fields) (Fields, error) {
	sort.Sort(fields)
	normalisedFields := make(Fields, 0, len(fields))
	for _, field := range fields {
		if !strings.Contains(field.Name, "*") {
			normalisedFields = append(normalisedFields, field)
			continue
		}

		normalizationPattern := strings.NewReplacer(".", "\\.", "*", ".+").Replace(field.Name)
		re, err := regexp.Compile(normalizationPattern)
		if err != nil {
			return nil, err
		}

		hasMatch := false
		for _, otherField := range fields {
			if otherField.Name == field.Name {
				continue
			}

			if re.MatchString(otherField.Name) {
				hasMatch = true
				break
			}
		}

		if !hasMatch {
			normalisedFields = append(normalisedFields, field)
		}
	}

	sort.Sort(normalisedFields)
	return normalisedFields, nil
}