Method MutableRepeatedString

depends/protobuf/google/protobuf/extension_set.cc:392–397

}

string* ExtensionSet::MutableRepeatedString(int number, int index) {
  map<int, Extension>::iterator iter = extensions_.find(number);
  GOOGLE_CHECK(iter != extensions_.end()) << "Index out-of-bounds (field is empty).";
  GOOGLE_DCHECK_TYPE(iter->second, REPEATED, STRING);
  return iter->second.repeated_string_value->Mutable(index);
}

string* ExtensionSet::AddString(int number, FieldType type,
                                const FieldDescriptor* descriptor) {