isEmergencyNumber method
Returns true if the given number exactly matches an emergency service number in the given region.
This method takes into account cases where the number might contain formatting, but doesn't allow additional digits to be appended. Note that [isEmergencyNumber(number, region)] implies [connectsToEmergencyNumber(number, region)].
number
the phone number to test
regionCode
the region where the phone number is being dialed
returns whether the number exactly matches an emergency services number in the given region
Implementation
bool isEmergencyNumber(String number, String regionCode) {
return _matchesEmergencyNumberHelper(
number, regionCode, false /* doesn't allow prefix match */);
}