#include "third_party/blink/public/common/interest_group/ad_auction_currencies.h"
#include "base/strings/string_util.h"
namespace blink {
const char* const kUnspecifiedAdCurrency = …;
bool IsValidAdCurrencyCode(const std::string& code) { … }
bool VerifyAdCurrencyCode(const std::optional<AdCurrency>& expected,
const std::optional<AdCurrency>& actual) { … }
std::string PrintableAdCurrency(const std::optional<AdCurrency>& currency) { … }
bool operator==(const AdCurrency&, const AdCurrency&) = default;
}