func()

in phonenumbers.go [528:569]

• 41 lines of code
• 15 McCabe index (conditional complexity)

func (l Leniency) Verify(number *PhoneNumber, candidate string) bool {

	switch l {
	case POSSIBLE:
		return IsPossibleNumber(number)
	case VALID:
		if !IsValidNumber(number) ||
			!ContainsOnlyValidXChars(number, candidate) {
			return false
		}
		return IsNationalPrefixPresentIfRequired(number)
	case STRICT_GROUPING:
		if !IsValidNumber(number) ||
			!ContainsOnlyValidXChars(number, candidate) ||
			ContainsMoreThanOneSlashInNationalNumber(number, candidate) ||
			!IsNationalPrefixPresentIfRequired(number) {
			return false
		}
		return CheckNumberGroupingIsValid(number, candidate,
			func(number *PhoneNumber,
				normalizedCandidate string,
				expectedNumberGroups []string) bool {
				return AllNumberGroupsRemainGrouped(
					number, normalizedCandidate, expectedNumberGroups)
			})
	case EXACT_GROUPING:
		if !IsValidNumber(number) ||
			!ContainsOnlyValidXChars(number, candidate) ||
			ContainsMoreThanOneSlashInNationalNumber(number, candidate) ||
			!IsNationalPrefixPresentIfRequired(number) {
			return false
		}
		return CheckNumberGroupingIsValid(number, candidate,
			func(number *PhoneNumber,
				normalizedCandidate string,
				expectedNumberGroups []string) bool {
				return AllNumberGroupsAreExactlyPresent(
					number, normalizedCandidate, expectedNumberGroups)
			})
	}
	return false
}