LibWeb: Implement 'fetch timing info' struct

Userland/Libraries/LibWeb/CMakeLists.txt

@@ -125,6 +125,7 @@ set(SOURCES
     Fetch/Headers.cpp
     Fetch/HeadersIterator.cpp
     Fetch/Infrastructure/ConnectionTimingInfo.cpp
+    Fetch/Infrastructure/FetchTimingInfo.cpp
     Fetch/Infrastructure/HTTP.cpp
     Fetch/Infrastructure/HTTP/Bodies.cpp
     Fetch/Infrastructure/HTTP/Headers.cpp

Userland/Libraries/LibWeb/Fetch/Infrastructure/FetchTimingInfo.cpp

@@ -0,0 +1,37 @@
+/*
+ * Copyright (c) 2022, Linus Groh <linusg@serenityos.org>
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+
+#include <LibJS/Heap/Heap.h>
+#include <LibJS/Runtime/VM.h>
+#include <LibWeb/Fetch/Infrastructure/FetchTimingInfo.h>
+
+namespace Web::Fetch::Infrastructure {
+
+FetchTimingInfo::FetchTimingInfo() = default;
+
+JS::NonnullGCPtr<FetchTimingInfo> FetchTimingInfo::create(JS::VM& vm)
+{
+    return { *vm.heap().allocate_without_realm<FetchTimingInfo>() };
+}
+
+void FetchTimingInfo::visit_edges(JS::Cell::Visitor& visitor)
+{
+    Base::visit_edges(visitor);
+    visitor.visit(m_final_connection_timing_info);
+}
+
+// https://fetch.spec.whatwg.org/#create-an-opaque-timing-info
+JS::NonnullGCPtr<FetchTimingInfo> create_opaque_timing_info(JS::VM& vm, FetchTimingInfo const& timing_info)
+{
+    // To create an opaque timing info, given a fetch timing info timingInfo, return a new fetch timing info whose
+    // start time and post-redirect start time are timingInfo’s start time.
+    auto new_timing_info = FetchTimingInfo::create(vm);
+    new_timing_info->set_start_time(timing_info.start_time());
+    new_timing_info->set_post_redirect_start_time(timing_info.start_time());
+    return new_timing_info;
+}
+
+}

Userland/Libraries/LibWeb/Fetch/Infrastructure/FetchTimingInfo.h

@@ -0,0 +1,122 @@
+/*
+ * Copyright (c) 2022, Linus Groh <linusg@serenityos.org>
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+
+#pragma once
+
+#include <AK/String.h>
+#include <AK/Vector.h>
+#include <LibJS/Forward.h>
+#include <LibJS/Heap/Cell.h>
+#include <LibWeb/Fetch/Infrastructure/ConnectionTimingInfo.h>
+#include <LibWeb/HighResolutionTime/DOMHighResTimeStamp.h>
+
+namespace Web::Fetch::Infrastructure {
+
+// https://fetch.spec.whatwg.org/#fetch-timing-info
+class FetchTimingInfo : public JS::Cell {
+    JS_CELL(FetchTimingInfo, JS::Cell);
+
+public:
+    [[nodiscard]] static JS::NonnullGCPtr<FetchTimingInfo> create(JS::VM&);
+
+    [[nodiscard]] HighResolutionTime::DOMHighResTimeStamp start_time() const { return m_start_time; }
+    void set_start_time(HighResolutionTime::DOMHighResTimeStamp start_time) { m_start_time = start_time; }
+
+    [[nodiscard]] HighResolutionTime::DOMHighResTimeStamp redirect_start_time() const { return m_redirect_start_time; }
+    void set_redirect_start_time(HighResolutionTime::DOMHighResTimeStamp redirect_start_time) { m_redirect_start_time = redirect_start_time; }
+
+    [[nodiscard]] HighResolutionTime::DOMHighResTimeStamp redirect_end_time() const { return m_redirect_end_time; }
+    void set_redirect_end_time(HighResolutionTime::DOMHighResTimeStamp redirect_end_time) { m_redirect_end_time = redirect_end_time; }
+
+    [[nodiscard]] HighResolutionTime::DOMHighResTimeStamp post_redirect_start_time() const { return m_post_redirect_start_time; }
+    void set_post_redirect_start_time(HighResolutionTime::DOMHighResTimeStamp post_redirect_start_time) { m_post_redirect_start_time = post_redirect_start_time; }
+
+    [[nodiscard]] HighResolutionTime::DOMHighResTimeStamp final_service_worker_start_time() const { return m_final_service_worker_start_time; }
+    void set_final_service_worker_start_time(HighResolutionTime::DOMHighResTimeStamp final_service_worker_start_time) { m_final_service_worker_start_time = final_service_worker_start_time; }
+
+    [[nodiscard]] HighResolutionTime::DOMHighResTimeStamp final_network_request_start_time() const { return m_final_network_request_start_time; }
+    void set_final_network_request_start_time(HighResolutionTime::DOMHighResTimeStamp final_network_request_start_time) { m_final_network_request_start_time = final_network_request_start_time; }
+
+    [[nodiscard]] HighResolutionTime::DOMHighResTimeStamp final_network_response_start_time() const { return m_final_network_response_start_time; }
+    void set_final_network_response_start_time(HighResolutionTime::DOMHighResTimeStamp final_network_response_start_time) { m_final_network_response_start_time = final_network_response_start_time; }
+
+    [[nodiscard]] HighResolutionTime::DOMHighResTimeStamp end_time() const { return m_end_time; }
+    void set_end_time(HighResolutionTime::DOMHighResTimeStamp end_time) { m_end_time = end_time; }
+
+    [[nodiscard]] JS::GCPtr<ConnectionTimingInfo> final_connection_timing_info() const { return m_final_connection_timing_info; }
+    void set_final_connection_timing_info(JS::GCPtr<ConnectionTimingInfo> final_connection_timing_info) { m_final_connection_timing_info = final_connection_timing_info; }
+
+    [[nodiscard]] Vector<String>& server_timing_headers() { return m_server_timing_headers; }
+    [[nodiscard]] Vector<String> const& server_timing_headers() const { return m_server_timing_headers; }
+    void set_server_timing_headers(Vector<String> server_timing_headers) { m_server_timing_headers = move(server_timing_headers); }
+
+    [[nodiscard]] bool render_blocking() const { return m_render_blocking; }
+    void set_render_blocking(bool render_blocking) { m_render_blocking = render_blocking; }
+
+private:
+    FetchTimingInfo();
+
+    virtual void visit_edges(JS::Cell::Visitor&) override;
+
+    // https://fetch.spec.whatwg.org/#fetch-timing-info-start-time
+    // start time (default 0)
+    //     A DOMHighResTimeStamp.
+    HighResolutionTime::DOMHighResTimeStamp m_start_time { 0 };
+
+    // https://fetch.spec.whatwg.org/#fetch-timing-info-redirect-start-time
+    // redirect start time (default 0)
+    //     A DOMHighResTimeStamp.
+    HighResolutionTime::DOMHighResTimeStamp m_redirect_start_time { 0 };
+
+    // https://fetch.spec.whatwg.org/#fetch-timing-info-redirect-end-time
+    // redirect end time (default 0)
+    //     A DOMHighResTimeStamp.
+    HighResolutionTime::DOMHighResTimeStamp m_redirect_end_time { 0 };
+
+    // https://fetch.spec.whatwg.org/#fetch-timing-info-post-redirect-start-time
+    // post-redirect start time (default 0)
+    //     A DOMHighResTimeStamp.
+    HighResolutionTime::DOMHighResTimeStamp m_post_redirect_start_time { 0 };
+
+    // https://fetch.spec.whatwg.org/#fetch-timing-info-final-service-worker-start-time
+    // final service worker start time (default 0)
+    //     A DOMHighResTimeStamp.
+    HighResolutionTime::DOMHighResTimeStamp m_final_service_worker_start_time { 0 };
+
+    // https://fetch.spec.whatwg.org/#fetch-timing-info-final-network-request-start-time
+    // final network-request start time (default 0)
+    //     A DOMHighResTimeStamp.
+    HighResolutionTime::DOMHighResTimeStamp m_final_network_request_start_time { 0 };
+
+    // https://fetch.spec.whatwg.org/#fetch-timing-info-final-network-response-start-time
+    // final network-response start time (default 0)
+    //     A DOMHighResTimeStamp.
+    HighResolutionTime::DOMHighResTimeStamp m_final_network_response_start_time { 0 };
+
+    // https://fetch.spec.whatwg.org/#fetch-timing-info-end-time
+    // end time (default 0)
+    //     A DOMHighResTimeStamp.
+    HighResolutionTime::DOMHighResTimeStamp m_end_time { 0 };
+
+    // https://fetch.spec.whatwg.org/#fetch-timing-info-final-connection-timing-info
+    // final connection timing info (default null)
+    //     Null or a connection timing info.
+    JS::GCPtr<ConnectionTimingInfo> m_final_connection_timing_info;
+
+    // https://fetch.spec.whatwg.org/#fetch-timing-info-server-timing-headers
+    // server-timing headers (default « »)
+    //     A list of strings.
+    Vector<String> m_server_timing_headers;
+
+    // https://fetch.spec.whatwg.org/#fetch-timing-info-render-blocking
+    // render-blocking (default false)
+    //     A boolean.
+    bool m_render_blocking { false };
+};
+
+JS::NonnullGCPtr<FetchTimingInfo> create_opaque_timing_info(JS::VM&, FetchTimingInfo const& timing_info);
+
+}

Userland/Libraries/LibWeb/Forward.h

@@ -193,6 +193,7 @@ namespace Web::Fetch::Infrastructure {
 class Body;
 struct BodyWithType;
 class ConnectionTimingInfo;
+class FetchTimingInfo;
 struct Header;
 class HeaderList;
 class Request;