Function canonicalize_protocol

test-app/runtime/src/main/cpp/ada/ada.cpp:16069–16095

}

tl::expected<std::string, errors> canonicalize_protocol(
    std::string_view input) {
  ada_log("canonicalize_protocol called with input=", input);
  // If value is the empty string, return value.
  if (input.empty()) [[unlikely]] {
    return "";
  }

  // IMPORTANT: Deviation from the spec. We remove the trailing ':' here.
  if (input.ends_with(":")) {
    input.remove_suffix(1);
  }

  // Let dummyURL be a new URL record.
  // Let parseResult be the result of running the basic URL parser given value
  // followed by "://dummy.test", with dummyURL as url.
  if (auto dummy_url = ada::parse<url_aggregator>(
          std::string(input) + "://dummy.test", nullptr)) {
    // IMPORTANT: Deviation from the spec. We remove the trailing ':' here.
    // Since URL parser always return protocols ending with `:`
    auto protocol = dummy_url->get_protocol();
    protocol.remove_suffix(1);
    return std::string(protocol);
  }
  // If parseResult is failure, then throw a TypeError.
  return tl::unexpected(errors::type_error);
}

tl::expected<std::string, errors> canonicalize_username(
    std::string_view input) {