65 QFutureInterface<Result_t> promise;
66 promise.reportStarted ();
68 QObject::connect (reply,
69 &QNetworkReply::finished,
71 [promise, reply] ()
mutable
73 reply->deleteLater ();
75 if constexpr (std::is_same_v<Res, QByteArray>)
76 Util::ReportFutureResult (promise, reply->readAll ());
77 else if constexpr (std::is_same_v<Res, ReplyWithHeaders>)
78 Util::ReportFutureResult (promise, Res { reply });
80 static_assert (std::is_same_v<Res, struct Dummy>,
"Unsupported reply type");
82 QObject::connect (reply,
83 &QNetworkReply::errorOccurred,
85 [promise, reply] ()
mutable
87 reply->deleteLater ();
89 auto report = [&] (
const Err& val) { Util::ReportFutureResult (promise,
Left { val }); };
91 if constexpr (std::is_same_v<Err, QString>)
92 report (reply->errorString ());
93 else if constexpr (std::is_same_v<Err, Void>)
95 else if constexpr (std::is_same_v<Err, ReplyError>)
96 report (Err { reply });
98 static_assert (std::is_same_v<Err, struct Dummy>,
"Unsupported error type");
101 return promise.future ();