Guard AllNumberGroupsRemainGrouped against indexOf/find(-1) for the country-code skip (Java + C++) - #4067

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twcclegg:fix/matcher-country-code-indexof-guard

Commits on Aug 24, 2026

Guard PhoneNumberMatcher.allNumberGroupsRemainGrouped against indexOf(-1) for the country-code skip
twcclegg
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be643fe
Apply the same indexOf/find(-1) guard to the C++ port
twcclegg
committed
435b132