Method flatten

valdi_core/src/valdi_core/cpp/Utils/Error.cpp:139–154

}

Error Error::flatten() const {
    if (_storage == nullptr || _storage->cause == nullptr) {
        return *this;
    }

    auto message = toString(false);
    StringBox stacktrace;

    auto current = _storage;
    while (current != nullptr && stacktrace.isEmpty()) {
        stacktrace = current->stackTrace;
        current = current->cause;
    }

    return Error(StringCache::getGlobal().makeString(std::move(message)), std::move(stacktrace), nullptr);
}

bool Error::operator==(const Error& other) const noexcept {
    if (_storage != nullptr && other._storage != nullptr) {