diff options
Diffstat (limited to 'phonenumberutil.cc')
| -rw-r--r-- | phonenumberutil.cc | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/phonenumberutil.cc b/phonenumberutil.cc index 50d8176..a986009 100644 --- a/phonenumberutil.cc +++ b/phonenumberutil.cc @@ -799,8 +799,9 @@ bool PhoneNumberUtil::FormattingRuleHasFirstGroupOnly( // Note that the pattern explicitly allows for unbalanced parentheses. const RegExp& first_group_only_prefix_pattern = reg_exps_->regexp_cache_->GetRegExp("\\(?\\$1\\)?"); - return first_group_only_prefix_pattern.FullMatch( - national_prefix_formatting_rule); + return national_prefix_formatting_rule.empty() || + first_group_only_prefix_pattern.FullMatch( + national_prefix_formatting_rule); } void PhoneNumberUtil::GetNddPrefixForRegion(const string& region_code, |